20456675280

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{269}}^1$

素因数の和:436

約数の個数: 640

約数和(自身を含む): 79548480000

約数和(自身を除く): 59091804720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 19, 20, 24, 27, 30, 34, 36, 38, 40, 45, 48, 51, 54, 57, 60, 68, 72, 76, 80, 85, 90, 95, 102, 108, 109, 114, 120, 135, 136, 144, 152, 153, 170, 171, 180, 190, 204, 216, 218, 228, 240, 255, 269, 270, 272, 285, 304, 306, 323, 327, 340, 342, 360, 380, 408, 432, 436, 456, 459, 510, 513, 538, 540, 545, 570, 612, 646, 654, 680, 684, 720, 760, 765, 807, 816, 855, 872, 912, 918, 969, 981, 1020, 1026, 1076, 1080, 1090, 1140, 1224, 1292, 1308, 1345, 1360, 1368, 1520, 1530, 1614, 1615, 1635, 1710, 1744, 1836, 1853, 1938, 1962, 2040, 2052, 2071, 2152, 2160, 2180, 2280, 2295, 2421, 2448, 2565, 2584, 2616, 2690, 2736, 2907, 2943, 3060, 3228, 3230, 3270, 3420, 3672, 3706, 3876, 3924, 4035, 4080, 4104, 4142, 4304, 4360, 4560, 4573, 4590, 4842, 4845, 4905, 5111, 5130, 5168, 5232, 5380, 5559, 5814, 5886, 6120, 6213, 6456, 6460, 6540, 6840, 7263, 7344, 7412, 7752, 7848, 8070, 8208, 8284, 8720, 8721, 9146, 9180, 9265, 9684, 9690, 9810, 10222, 10260, 10355, 10760, 11118, 11628, 11772, 12105, 12240, 12426, 12912, 12920, 13080, 13680, 13719, 14526, 14535, 14715, 14824, 15333, 15504, 15696, 16140, 16568, 16677, 17442, 18292, 18360, 18530, 18639, 19368, 19380, 19620, 20444, 20520, 20710, 21520, 22236, 22865, 23256, 23544, 24210, 24852, 25555, 25840, 26160, 27438, 27795, 29052, 29070, 29321, 29430, 29648, 30666, 31065, 32280, 33136, 33354, 34884, 35207, 36315, 36584, 36720, 37060, 37278, 38736, 38760, 39240, 40888, 41040, 41157, 41420, 43605, 44472, 45730, 45999, 46512, 47088, 48420, 49704, 50031, 51110, 54876, 55590, 55917, 58104, 58140, 58642, 58860, 61332, 62130, 64560, 66708, 68595, 69768, 70414, 72630, 73168, 74120, 74556, 76665, 77520, 78480, 81776, 82314, 82840, 83385, 86887, 87210, 87963, 88944, 91460, 91998, 93195, 96840, 99408, 100062, 102220, 105621, 109752, 111180, 111834, 116208, 116280, 117284, 117720, 122664, 123471, 124260, 133416, 137190, 137997, 139536, 140828, 145260, 146605, 148240, 149112, 153330, 164628, 165680, 166770, 173774, 174420, 175926, 176035, 182920, 183996, 186390, 193680, 200124, 204440, 205785, 211242, 219504, 222360, 223668, 229995, 232560, 234568, 235440, 245328, 246942, 248520, 250155, 260661, 263889, 266832, 274380, 275994, 279585, 281656, 290520, 293210, 298224, 306660, 316863, 329256, 333540, 347548, 348840, 351852, 352070, 365840, 367992, 372780, 400248, 408880, 411570, 422484, 434435, 439815, 444720, 447336, 459990, 469136, 493884, 497040, 498457, 500310, 521322, 527778, 528105, 548760, 551988, 557099, 559170, 563312, 581040, 586420, 613320, 617355, 633726, 658512, 667080, 689985, 695096, 697680, 703704, 704140, 735984, 745560, 781983, 791667, 800496, 823140, 844968, 868870, 879630, 894672, 919980, 950589, 987768, 996914, 1000620, 1042644, 1055556, 1056210, 1097520, 1103976, 1114198, 1118340, 1172840, 1226640, 1234710, 1267452, 1303305, 1319445, 1334160, 1379970, 1390192, 1407408, 1408280, 1491120, 1495371, 1563966, 1583334, 1584315, 1646280, 1671297, 1689936, 1737740, 1759260, 1839960, 1901178, 1975536, 1993828, 2001240, 2085288, 2111112, 2112420, 2207952, 2228396, 2236680, 2345680, 2345949, 2469420, 2492285, 2534904, 2606610, 2638890, 2759940, 2785495, 2816560, 2990742, 3127932, 3166668, 3168630, 3292560, 3342594, 3475480, 3518520, 3679920, 3802356, 3909915, 3958335, 3987656, 4002480, 4170576, 4222224, 4224840, 4456792, 4473360, 4486113, 4691898, 4752945, 4938840, 4984570, 5013891, 5069808, 5213220, 5277780, 5519880, 5570990, 5981484, 6255864, 6333336, 6337260, 6685188, 6950960, 7037040, 7476855, 7604712, 7819830, 7916670, 7975312, 8356485, 8449680, 8913584, 8972226, 9383796, 9470683, 9505890, 9877680, 9969140, 10027782, 10426440, 10555560, 11039760, 11141980, 11729745, 11962968, 12511728, 12666672, 12674520, 13370376, 13458339, 14953710, 15041673, 15209424, 15639660, 15833340, 16712970, 17944452, 18767592, 18941366, 19011780, 19938280, 20055564, 20852880, 21111120, 22283960, 22430565, 23459490, 23925936, 25069455, 25349040, 26740752, 26916678, 28412049, 29907420, 30083346, 31279320, 31666680, 33425940, 35888904, 37535184, 37882732, 38023560, 39876560, 40111128, 44567920, 44861130, 46918980, 47353415, 50138910, 53833356, 56824098, 59814840, 60166692, 62558640, 63333360, 66851880, 67291695, 71777808, 75208365, 75765464, 76047120, 80222256, 85236147, 89722260, 93837960, 94706830, 100277820, 107666712, 113648196, 119629680, 120333384, 133703760, 134583390, 142060245, 150416730, 151530928, 170472294, 179444520, 187675920, 189413660, 200555640, 215333424, 227296392, 240666768, 255708441, 269166780, 284120490, 300833460, 340944588, 358889040, 378827320, 401111280, 426180735, 454592784, 511416882, 538333560, 568240980, 601666920, 681889176, 757654640, 852361470, 1022833764, 1076667120, 1136481960, 1203333840, 1278542205, 1363778352, 1704722940, 2045667528, 2272963920, 2557084410, 3409445880, 4091335056, 5114168820, 6818891760, 10228337640, 20456675280]

約数ペア:

[(1, 20456675280), (2, 10228337640), (3, 6818891760), (4, 5114168820), (5, 4091335056), (6, 3409445880), (8, 2557084410), (9, 2272963920), (10, 2045667528), (12, 1704722940), (15, 1363778352), (16, 1278542205), (17, 1203333840), (18, 1136481960), (19, 1076667120), (20, 1022833764), (24, 852361470), (27, 757654640), (30, 681889176), (34, 601666920), (36, 568240980), (38, 538333560), (40, 511416882), (45, 454592784), (48, 426180735), (51, 401111280), (54, 378827320), (57, 358889040), (60, 340944588), (68, 300833460), (72, 284120490), (76, 269166780), (80, 255708441), (85, 240666768), (90, 227296392), (95, 215333424), (102, 200555640), (108, 189413660), (109, 187675920), (114, 179444520), (120, 170472294), (135, 151530928), (136, 150416730), (144, 142060245), (152, 134583390), (153, 133703760), (170, 120333384), (171, 119629680), (180, 113648196), (190, 107666712), (204, 100277820), (216, 94706830), (218, 93837960), (228, 89722260), (240, 85236147), (255, 80222256), (269, 76047120), (270, 75765464), (272, 75208365), (285, 71777808), (304, 67291695), (306, 66851880), (323, 63333360), (327, 62558640), (340, 60166692), (342, 59814840), (360, 56824098), (380, 53833356), (408, 50138910), (432, 47353415), (436, 46918980), (456, 44861130), (459, 44567920), (510, 40111128), (513, 39876560), (538, 38023560), (540, 37882732), (545, 37535184), (570, 35888904), (612, 33425940), (646, 31666680), (654, 31279320), (680, 30083346), (684, 29907420), (720, 28412049), (760, 26916678), (765, 26740752), (807, 25349040), (816, 25069455), (855, 23925936), (872, 23459490), (912, 22430565), (918, 22283960), (969, 21111120), (981, 20852880), (1020, 20055564), (1026, 19938280), (1076, 19011780), (1080, 18941366), (1090, 18767592), (1140, 17944452), (1224, 16712970), (1292, 15833340), (1308, 15639660), (1345, 15209424), (1360, 15041673), (1368, 14953710), (1520, 13458339), (1530, 13370376), (1614, 12674520), (1615, 12666672), (1635, 12511728), (1710, 11962968), (1744, 11729745), (1836, 11141980), (1853, 11039760), (1938, 10555560), (1962, 10426440), (2040, 10027782), (2052, 9969140), (2071, 9877680), (2152, 9505890), (2160, 9470683), (2180, 9383796), (2280, 8972226), (2295, 8913584), (2421, 8449680), (2448, 8356485), (2565, 7975312), (2584, 7916670), (2616, 7819830), (2690, 7604712), (2736, 7476855), (2907, 7037040), (2943, 6950960), (3060, 6685188), (3228, 6337260), (3230, 6333336), (3270, 6255864), (3420, 5981484), (3672, 5570990), (3706, 5519880), (3876, 5277780), (3924, 5213220), (4035, 5069808), (4080, 5013891), (4104, 4984570), (4142, 4938840), (4304, 4752945), (4360, 4691898), (4560, 4486113), (4573, 4473360), (4590, 4456792), (4842, 4224840), (4845, 4222224), (4905, 4170576), (5111, 4002480), (5130, 3987656), (5168, 3958335), (5232, 3909915), (5380, 3802356), (5559, 3679920), (5814, 3518520), (5886, 3475480), (6120, 3342594), (6213, 3292560), (6456, 3168630), (6460, 3166668), (6540, 3127932), (6840, 2990742), (7263, 2816560), (7344, 2785495), (7412, 2759940), (7752, 2638890), (7848, 2606610), (8070, 2534904), (8208, 2492285), (8284, 2469420), (8720, 2345949), (8721, 2345680), (9146, 2236680), (9180, 2228396), (9265, 2207952), (9684, 2112420), (9690, 2111112), (9810, 2085288), (10222, 2001240), (10260, 1993828), (10355, 1975536), (10760, 1901178), (11118, 1839960), (11628, 1759260), (11772, 1737740), (12105, 1689936), (12240, 1671297), (12426, 1646280), (12912, 1584315), (12920, 1583334), (13080, 1563966), (13680, 1495371), (13719, 1491120), (14526, 1408280), (14535, 1407408), (14715, 1390192), (14824, 1379970), (15333, 1334160), (15504, 1319445), (15696, 1303305), (16140, 1267452), (16568, 1234710), (16677, 1226640), (17442, 1172840), (18292, 1118340), (18360, 1114198), (18530, 1103976), (18639, 1097520), (19368, 1056210), (19380, 1055556), (19620, 1042644), (20444, 1000620), (20520, 996914), (20710, 987768), (21520, 950589), (22236, 919980), (22865, 894672), (23256, 879630), (23544, 868870), (24210, 844968), (24852, 823140), (25555, 800496), (25840, 791667), (26160, 781983), (27438, 745560), (27795, 735984), (29052, 704140), (29070, 703704), (29321, 697680), (29430, 695096), (29648, 689985), (30666, 667080), (31065, 658512), (32280, 633726), (33136, 617355), (33354, 613320), (34884, 586420), (35207, 581040), (36315, 563312), (36584, 559170), (36720, 557099), (37060, 551988), (37278, 548760), (38736, 528105), (38760, 527778), (39240, 521322), (40888, 500310), (41040, 498457), (41157, 497040), (41420, 493884), (43605, 469136), (44472, 459990), (45730, 447336), (45999, 444720), (46512, 439815), (47088, 434435), (48420, 422484), (49704, 411570), (50031, 408880), (51110, 400248), (54876, 372780), (55590, 367992), (55917, 365840), (58104, 352070), (58140, 351852), (58642, 348840), (58860, 347548), (61332, 333540), (62130, 329256), (64560, 316863), (66708, 306660), (68595, 298224), (69768, 293210), (70414, 290520), (72630, 281656), (73168, 279585), (74120, 275994), (74556, 274380), (76665, 266832), (77520, 263889), (78480, 260661), (81776, 250155), (82314, 248520), (82840, 246942), (83385, 245328), (86887, 235440), (87210, 234568), (87963, 232560), (88944, 229995), (91460, 223668), (91998, 222360), (93195, 219504), (96840, 211242), (99408, 205785), (100062, 204440), (102220, 200124), (105621, 193680), (109752, 186390), (111180, 183996), (111834, 182920), (116208, 176035), (116280, 175926), (117284, 174420), (117720, 173774), (122664, 166770), (123471, 165680), (124260, 164628), (133416, 153330), (137190, 149112), (137997, 148240), (139536, 146605), (140828, 145260)]