20386384920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^2\times {\mathrm{487}}^1$

素因数の和:588

約数の個数: 432

約数和(自身を含む): 75406116240

約数和(自身を除く): 55019731320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 31, 33, 36, 40, 44, 45, 55, 60, 62, 66, 72, 88, 90, 93, 99, 110, 120, 121, 124, 132, 155, 165, 180, 186, 198, 220, 242, 248, 264, 279, 310, 330, 341, 360, 363, 372, 396, 440, 465, 484, 487, 495, 558, 605, 620, 660, 682, 726, 744, 792, 930, 961, 968, 974, 990, 1023, 1089, 1116, 1210, 1240, 1320, 1364, 1395, 1452, 1461, 1705, 1815, 1860, 1922, 1948, 1980, 2046, 2178, 2232, 2420, 2435, 2728, 2790, 2883, 2904, 2922, 3069, 3410, 3630, 3720, 3751, 3844, 3896, 3960, 4092, 4356, 4383, 4805, 4840, 4870, 5115, 5357, 5445, 5580, 5766, 5844, 6138, 6820, 7260, 7305, 7502, 7688, 8184, 8649, 8712, 8766, 9610, 9740, 10230, 10571, 10714, 10890, 11160, 11253, 11532, 11688, 12276, 13640, 14415, 14520, 14610, 15004, 15097, 15345, 16071, 17298, 17532, 18755, 19220, 19480, 20460, 21142, 21428, 21780, 21915, 22506, 23064, 24552, 26785, 28830, 29220, 30008, 30194, 30690, 31713, 32142, 33759, 34596, 35064, 37510, 38440, 40920, 42284, 42856, 43245, 43560, 43830, 45012, 45291, 48213, 52855, 53570, 56265, 57660, 58440, 58927, 60388, 61380, 63426, 64284, 67518, 69192, 75020, 75485, 80355, 84568, 86490, 87660, 90024, 90582, 95139, 96426, 105710, 107140, 112530, 115320, 116281, 117854, 120776, 122760, 126852, 128568, 135036, 135873, 150040, 150970, 158565, 160710, 166067, 168795, 172980, 175320, 176781, 181164, 190278, 192852, 211420, 214280, 225060, 226455, 232562, 235708, 241065, 253704, 270072, 271746, 294635, 301940, 317130, 321420, 332134, 337590, 345960, 348843, 353562, 362328, 380556, 385704, 422840, 450120, 452910, 465124, 468007, 471416, 475695, 482130, 498201, 530343, 543492, 581405, 589270, 603880, 634260, 642840, 664268, 675180, 679365, 697686, 707124, 761112, 830335, 883905, 905820, 930248, 936014, 951390, 964260, 996402, 1046529, 1060686, 1086984, 1162810, 1178540, 1268520, 1328536, 1350360, 1358730, 1395372, 1404021, 1414248, 1494603, 1660670, 1744215, 1767810, 1811640, 1826737, 1872028, 1902780, 1928520, 1992804, 2093058, 2121372, 2325620, 2340035, 2357080, 2491005, 2651715, 2717460, 2790744, 2808042, 2989206, 3321340, 3488430, 3535620, 3653474, 3744056, 3805560, 3985608, 4186116, 4212063, 4242744, 4651240, 4680070, 4982010, 5148077, 5232645, 5303430, 5434920, 5480211, 5616084, 5978412, 6642680, 6976860, 7020105, 7071240, 7306948, 7473015, 8372232, 8424126, 9133685, 9360140, 9964020, 10296154, 10465290, 10606860, 10960422, 11232168, 11956824, 13953720, 14040210, 14613896, 14946030, 15444231, 16440633, 16848252, 18267370, 18720280, 19928040, 20592308, 20930580, 21060315, 21213720, 21920844, 25740385, 27401055, 28080420, 29892060, 30888462, 32881266, 33696504, 36534740, 41184616, 41861160, 42120630, 43841688, 46332693, 51480770, 54802110, 56160840, 56628847, 59784120, 61776924, 65762532, 73069480, 77221155, 82203165, 84241260, 92665386, 102961540, 109604220, 113257694, 123553848, 131525064, 154442310, 164406330, 168482520, 169886541, 185330772, 205923080, 219208440, 226515388, 231663465, 283144235, 308884620, 328812660, 339773082, 370661544, 453030776, 463326930, 509659623, 566288470, 617769240, 657625320, 679546164, 849432705, 926653860, 1019319246, 1132576940, 1359092328, 1698865410, 1853307720, 2038638492, 2265153880, 2548298115, 3397730820, 4077276984, 5096596230, 6795461640, 10193192460, 20386384920]

約数ペア:

[(1, 20386384920), (2, 10193192460), (3, 6795461640), (4, 5096596230), (5, 4077276984), (6, 3397730820), (8, 2548298115), (9, 2265153880), (10, 2038638492), (11, 1853307720), (12, 1698865410), (15, 1359092328), (18, 1132576940), (20, 1019319246), (22, 926653860), (24, 849432705), (30, 679546164), (31, 657625320), (33, 617769240), (36, 566288470), (40, 509659623), (44, 463326930), (45, 453030776), (55, 370661544), (60, 339773082), (62, 328812660), (66, 308884620), (72, 283144235), (88, 231663465), (90, 226515388), (93, 219208440), (99, 205923080), (110, 185330772), (120, 169886541), (121, 168482520), (124, 164406330), (132, 154442310), (155, 131525064), (165, 123553848), (180, 113257694), (186, 109604220), (198, 102961540), (220, 92665386), (242, 84241260), (248, 82203165), (264, 77221155), (279, 73069480), (310, 65762532), (330, 61776924), (341, 59784120), (360, 56628847), (363, 56160840), (372, 54802110), (396, 51480770), (440, 46332693), (465, 43841688), (484, 42120630), (487, 41861160), (495, 41184616), (558, 36534740), (605, 33696504), (620, 32881266), (660, 30888462), (682, 29892060), (726, 28080420), (744, 27401055), (792, 25740385), (930, 21920844), (961, 21213720), (968, 21060315), (974, 20930580), (990, 20592308), (1023, 19928040), (1089, 18720280), (1116, 18267370), (1210, 16848252), (1240, 16440633), (1320, 15444231), (1364, 14946030), (1395, 14613896), (1452, 14040210), (1461, 13953720), (1705, 11956824), (1815, 11232168), (1860, 10960422), (1922, 10606860), (1948, 10465290), (1980, 10296154), (2046, 9964020), (2178, 9360140), (2232, 9133685), (2420, 8424126), (2435, 8372232), (2728, 7473015), (2790, 7306948), (2883, 7071240), (2904, 7020105), (2922, 6976860), (3069, 6642680), (3410, 5978412), (3630, 5616084), (3720, 5480211), (3751, 5434920), (3844, 5303430), (3896, 5232645), (3960, 5148077), (4092, 4982010), (4356, 4680070), (4383, 4651240), (4805, 4242744), (4840, 4212063), (4870, 4186116), (5115, 3985608), (5357, 3805560), (5445, 3744056), (5580, 3653474), (5766, 3535620), (5844, 3488430), (6138, 3321340), (6820, 2989206), (7260, 2808042), (7305, 2790744), (7502, 2717460), (7688, 2651715), (8184, 2491005), (8649, 2357080), (8712, 2340035), (8766, 2325620), (9610, 2121372), (9740, 2093058), (10230, 1992804), (10571, 1928520), (10714, 1902780), (10890, 1872028), (11160, 1826737), (11253, 1811640), (11532, 1767810), (11688, 1744215), (12276, 1660670), (13640, 1494603), (14415, 1414248), (14520, 1404021), (14610, 1395372), (15004, 1358730), (15097, 1350360), (15345, 1328536), (16071, 1268520), (17298, 1178540), (17532, 1162810), (18755, 1086984), (19220, 1060686), (19480, 1046529), (20460, 996402), (21142, 964260), (21428, 951390), (21780, 936014), (21915, 930248), (22506, 905820), (23064, 883905), (24552, 830335), (26785, 761112), (28830, 707124), (29220, 697686), (30008, 679365), (30194, 675180), (30690, 664268), (31713, 642840), (32142, 634260), (33759, 603880), (34596, 589270), (35064, 581405), (37510, 543492), (38440, 530343), (40920, 498201), (42284, 482130), (42856, 475695), (43245, 471416), (43560, 468007), (43830, 465124), (45012, 452910), (45291, 450120), (48213, 422840), (52855, 385704), (53570, 380556), (56265, 362328), (57660, 353562), (58440, 348843), (58927, 345960), (60388, 337590), (61380, 332134), (63426, 321420), (64284, 317130), (67518, 301940), (69192, 294635), (75020, 271746), (75485, 270072), (80355, 253704), (84568, 241065), (86490, 235708), (87660, 232562), (90024, 226455), (90582, 225060), (95139, 214280), (96426, 211420), (105710, 192852), (107140, 190278), (112530, 181164), (115320, 176781), (116281, 175320), (117854, 172980), (120776, 168795), (122760, 166067), (126852, 160710), (128568, 158565), (135036, 150970), (135873, 150040)]