1640198560

素因数分解:

$2^5\times 5^1\times 7^3\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1$

素因数の和:90

約数の個数: 576

約数和(自身を含む): 5630688000

約数和(自身を除く): 3990489440

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 16, 19, 20, 22, 26, 28, 32, 35, 38, 40, 44, 49, 52, 55, 56, 65, 70, 76, 77, 80, 88, 91, 95, 98, 104, 110, 112, 121, 130, 133, 140, 143, 152, 154, 160, 176, 182, 190, 196, 208, 209, 220, 224, 242, 245, 247, 260, 266, 280, 286, 304, 308, 343, 352, 364, 380, 385, 392, 416, 418, 440, 455, 484, 490, 494, 520, 532, 539, 560, 572, 605, 608, 616, 637, 665, 686, 715, 728, 760, 770, 784, 836, 847, 880, 910, 931, 968, 980, 988, 1001, 1040, 1045, 1064, 1078, 1120, 1144, 1210, 1232, 1235, 1274, 1330, 1372, 1430, 1456, 1463, 1520, 1540, 1568, 1573, 1672, 1694, 1715, 1729, 1760, 1820, 1862, 1936, 1960, 1976, 2002, 2080, 2090, 2128, 2156, 2288, 2299, 2420, 2464, 2470, 2548, 2660, 2695, 2717, 2744, 2860, 2912, 2926, 3040, 3080, 3146, 3185, 3344, 3388, 3430, 3458, 3640, 3724, 3773, 3872, 3920, 3952, 4004, 4180, 4235, 4256, 4312, 4459, 4576, 4598, 4655, 4840, 4940, 5005, 5096, 5320, 5390, 5434, 5488, 5720, 5852, 5929, 6160, 6292, 6370, 6517, 6688, 6776, 6860, 6916, 7007, 7280, 7315, 7448, 7546, 7840, 7865, 7904, 8008, 8360, 8470, 8624, 8645, 8918, 9196, 9310, 9680, 9880, 10010, 10192, 10241, 10640, 10780, 10868, 10976, 11011, 11440, 11495, 11704, 11858, 12103, 12320, 12584, 12740, 13034, 13552, 13585, 13720, 13832, 14014, 14560, 14630, 14896, 15092, 15730, 16016, 16093, 16720, 16940, 17248, 17290, 17836, 18392, 18620, 18865, 19019, 19360, 19760, 20020, 20384, 20482, 21280, 21560, 21736, 22022, 22295, 22880, 22990, 23408, 23716, 24206, 25168, 25480, 26068, 27104, 27170, 27440, 27664, 28028, 29260, 29645, 29792, 29887, 30184, 31460, 32032, 32186, 32585, 33440, 33880, 34580, 35035, 35672, 36784, 37240, 37730, 38038, 39520, 40040, 40964, 41503, 43120, 43472, 44044, 44590, 45980, 46816, 47432, 48412, 49049, 50336, 50960, 51205, 52136, 54340, 54880, 55055, 55328, 56056, 58520, 59290, 59774, 60368, 60515, 62920, 64372, 65170, 67760, 69160, 70070, 71344, 71687, 73568, 74480, 75460, 76076, 77077, 80080, 80465, 81928, 83006, 84721, 86240, 86944, 88088, 89180, 91960, 94864, 95095, 96824, 98098, 101920, 102410, 104272, 108680, 110110, 112112, 112651, 117040, 118580, 119548, 120736, 121030, 125840, 128744, 130340, 133133, 135520, 138320, 140140, 142688, 143374, 148960, 149435, 150920, 152152, 154154, 160160, 160930, 163856, 166012, 169442, 176176, 178360, 183920, 189728, 190190, 193648, 196196, 204820, 207515, 208544, 209209, 217360, 220220, 224224, 225302, 234080, 237160, 239096, 242060, 245245, 251680, 257488, 260680, 266266, 276640, 280280, 286748, 298870, 301840, 304304, 308308, 321860, 327712, 332024, 338884, 352352, 356720, 358435, 367840, 380380, 385385, 387296, 392392, 409640, 415030, 418418, 423605, 434720, 440440, 450604, 474320, 478192, 484120, 490490, 514976, 521360, 532532, 539539, 560560, 563255, 573496, 597740, 603680, 608608, 616616, 643720, 664048, 665665, 677768, 713440, 716870, 760760, 770770, 784784, 788557, 819280, 830060, 836836, 847210, 880880, 901208, 931931, 948640, 956384, 968240, 980980, 1042720, 1046045, 1065064, 1079078, 1121120, 1126510, 1146992, 1195480, 1233232, 1287440, 1328096, 1331330, 1355536, 1433740, 1464463, 1521520, 1541540, 1569568, 1577114, 1638560, 1660120, 1673672, 1694420, 1761760, 1802416, 1863862, 1936480, 1961960, 2092090, 2130128, 2158156, 2253020, 2293984, 2390960, 2466464, 2574880, 2662660, 2697695, 2711072, 2867480, 2928926, 3043040, 3083080, 3154228, 3320240, 3347344, 3388840, 3604832, 3727724, 3923920, 3942785, 4184180, 4260256, 4316312, 4506040, 4659655, 4781920, 5325320, 5395390, 5734960, 5857852, 6166160, 6308456, 6640480, 6694688, 6777680, 7322315, 7455448, 7847840, 7885570, 8368360, 8632624, 9012080, 9319310, 10251241, 10650640, 10790780, 11469920, 11715704, 12332320, 12616912, 13555360, 14644630, 14910896, 15771140, 16736720, 17265248, 18024160, 18638620, 20502482, 21301280, 21581560, 23431408, 25233824, 29289260, 29821792, 31542280, 33473440, 37277240, 41004964, 43163120, 46862816, 51256205, 58578520, 63084560, 74554480, 82009928, 86326240, 102512410, 117157040, 126169120, 149108960, 164019856, 205024820, 234314080, 328039712, 410049640, 820099280, 1640198560]

約数ペア:

[(1, 1640198560), (2, 820099280), (4, 410049640), (5, 328039712), (7, 234314080), (8, 205024820), (10, 164019856), (11, 149108960), (13, 126169120), (14, 117157040), (16, 102512410), (19, 86326240), (20, 82009928), (22, 74554480), (26, 63084560), (28, 58578520), (32, 51256205), (35, 46862816), (38, 43163120), (40, 41004964), (44, 37277240), (49, 33473440), (52, 31542280), (55, 29821792), (56, 29289260), (65, 25233824), (70, 23431408), (76, 21581560), (77, 21301280), (80, 20502482), (88, 18638620), (91, 18024160), (95, 17265248), (98, 16736720), (104, 15771140), (110, 14910896), (112, 14644630), (121, 13555360), (130, 12616912), (133, 12332320), (140, 11715704), (143, 11469920), (152, 10790780), (154, 10650640), (160, 10251241), (176, 9319310), (182, 9012080), (190, 8632624), (196, 8368360), (208, 7885570), (209, 7847840), (220, 7455448), (224, 7322315), (242, 6777680), (245, 6694688), (247, 6640480), (260, 6308456), (266, 6166160), (280, 5857852), (286, 5734960), (304, 5395390), (308, 5325320), (343, 4781920), (352, 4659655), (364, 4506040), (380, 4316312), (385, 4260256), (392, 4184180), (416, 3942785), (418, 3923920), (440, 3727724), (455, 3604832), (484, 3388840), (490, 3347344), (494, 3320240), (520, 3154228), (532, 3083080), (539, 3043040), (560, 2928926), (572, 2867480), (605, 2711072), (608, 2697695), (616, 2662660), (637, 2574880), (665, 2466464), (686, 2390960), (715, 2293984), (728, 2253020), (760, 2158156), (770, 2130128), (784, 2092090), (836, 1961960), (847, 1936480), (880, 1863862), (910, 1802416), (931, 1761760), (968, 1694420), (980, 1673672), (988, 1660120), (1001, 1638560), (1040, 1577114), (1045, 1569568), (1064, 1541540), (1078, 1521520), (1120, 1464463), (1144, 1433740), (1210, 1355536), (1232, 1331330), (1235, 1328096), (1274, 1287440), (1330, 1233232), (1372, 1195480), (1430, 1146992), (1456, 1126510), (1463, 1121120), (1520, 1079078), (1540, 1065064), (1568, 1046045), (1573, 1042720), (1672, 980980), (1694, 968240), (1715, 956384), (1729, 948640), (1760, 931931), (1820, 901208), (1862, 880880), (1936, 847210), (1960, 836836), (1976, 830060), (2002, 819280), (2080, 788557), (2090, 784784), (2128, 770770), (2156, 760760), (2288, 716870), (2299, 713440), (2420, 677768), (2464, 665665), (2470, 664048), (2548, 643720), (2660, 616616), (2695, 608608), (2717, 603680), (2744, 597740), (2860, 573496), (2912, 563255), (2926, 560560), (3040, 539539), (3080, 532532), (3146, 521360), (3185, 514976), (3344, 490490), (3388, 484120), (3430, 478192), (3458, 474320), (3640, 450604), (3724, 440440), (3773, 434720), (3872, 423605), (3920, 418418), (3952, 415030), (4004, 409640), (4180, 392392), (4235, 387296), (4256, 385385), (4312, 380380), (4459, 367840), (4576, 358435), (4598, 356720), (4655, 352352), (4840, 338884), (4940, 332024), (5005, 327712), (5096, 321860), (5320, 308308), (5390, 304304), (5434, 301840), (5488, 298870), (5720, 286748), (5852, 280280), (5929, 276640), (6160, 266266), (6292, 260680), (6370, 257488), (6517, 251680), (6688, 245245), (6776, 242060), (6860, 239096), (6916, 237160), (7007, 234080), (7280, 225302), (7315, 224224), (7448, 220220), (7546, 217360), (7840, 209209), (7865, 208544), (7904, 207515), (8008, 204820), (8360, 196196), (8470, 193648), (8624, 190190), (8645, 189728), (8918, 183920), (9196, 178360), (9310, 176176), (9680, 169442), (9880, 166012), (10010, 163856), (10192, 160930), (10241, 160160), (10640, 154154), (10780, 152152), (10868, 150920), (10976, 149435), (11011, 148960), (11440, 143374), (11495, 142688), (11704, 140140), (11858, 138320), (12103, 135520), (12320, 133133), (12584, 130340), (12740, 128744), (13034, 125840), (13552, 121030), (13585, 120736), (13720, 119548), (13832, 118580), (14014, 117040), (14560, 112651), (14630, 112112), (14896, 110110), (15092, 108680), (15730, 104272), (16016, 102410), (16093, 101920), (16720, 98098), (16940, 96824), (17248, 95095), (17290, 94864), (17836, 91960), (18392, 89180), (18620, 88088), (18865, 86944), (19019, 86240), (19360, 84721), (19760, 83006), (20020, 81928), (20384, 80465), (20482, 80080), (21280, 77077), (21560, 76076), (21736, 75460), (22022, 74480), (22295, 73568), (22880, 71687), (22990, 71344), (23408, 70070), (23716, 69160), (24206, 67760), (25168, 65170), (25480, 64372), (26068, 62920), (27104, 60515), (27170, 60368), (27440, 59774), (27664, 59290), (28028, 58520), (29260, 56056), (29645, 55328), (29792, 55055), (29887, 54880), (30184, 54340), (31460, 52136), (32032, 51205), (32186, 50960), (32585, 50336), (33440, 49049), (33880, 48412), (34580, 47432), (35035, 46816), (35672, 45980), (36784, 44590), (37240, 44044), (37730, 43472), (38038, 43120), (39520, 41503), (40040, 40964)]