420650160

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{197}}^1$

素因数の和:292

約数の個数: 320

約数和(自身を含む): 1583898624

約数和(自身を除く): 1163248464

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 35, 40, 41, 42, 48, 56, 60, 62, 70, 80, 82, 84, 93, 105, 112, 120, 123, 124, 140, 155, 164, 168, 186, 197, 205, 210, 217, 240, 246, 248, 280, 287, 310, 328, 336, 372, 394, 410, 420, 434, 465, 492, 496, 560, 574, 591, 615, 620, 651, 656, 744, 788, 820, 840, 861, 868, 930, 984, 985, 1085, 1148, 1182, 1230, 1240, 1271, 1302, 1379, 1435, 1488, 1576, 1640, 1680, 1722, 1736, 1860, 1968, 1970, 2170, 2296, 2364, 2460, 2480, 2542, 2604, 2758, 2870, 2955, 3152, 3255, 3280, 3444, 3472, 3720, 3813, 3940, 4137, 4305, 4340, 4592, 4728, 4920, 5084, 5208, 5516, 5740, 5910, 6107, 6355, 6510, 6888, 6895, 7440, 7626, 7880, 8077, 8274, 8610, 8680, 8897, 9456, 9840, 10168, 10416, 11032, 11480, 11820, 12214, 12710, 13020, 13776, 13790, 15252, 15760, 16154, 16548, 17220, 17360, 17794, 18321, 19065, 20336, 20685, 22064, 22960, 23640, 24231, 24428, 25420, 26040, 26691, 27580, 30504, 30535, 32308, 33096, 34440, 35588, 36642, 38130, 40385, 41370, 42749, 44485, 47280, 48462, 48856, 50840, 52080, 53382, 55160, 56539, 61008, 61070, 64616, 66192, 68880, 71176, 73284, 76260, 80770, 82740, 85498, 88970, 91605, 96924, 97712, 101680, 106764, 110320, 113078, 121155, 122140, 128247, 129232, 133455, 142352, 146568, 152520, 161540, 165480, 169617, 170996, 177940, 183210, 193848, 213528, 213745, 226156, 242310, 244280, 250387, 256494, 266910, 282695, 293136, 305040, 323080, 330960, 339234, 341992, 355880, 366420, 387696, 427056, 427490, 452312, 484620, 488560, 500774, 512988, 533820, 565390, 641235, 646160, 678468, 683984, 711760, 732840, 751161, 848085, 854980, 904624, 969240, 1001548, 1025976, 1067640, 1130780, 1251935, 1282470, 1356936, 1465680, 1502322, 1696170, 1709960, 1752709, 1938480, 2003096, 2051952, 2135280, 2261560, 2503870, 2564940, 2713872, 3004644, 3392340, 3419920, 3505418, 3755805, 4006192, 4523120, 5007740, 5129880, 5258127, 6009288, 6784680, 7010836, 7511610, 8763545, 10015480, 10259760, 10516254, 12018576, 13569360, 14021672, 15023220, 17527090, 20030960, 21032508, 26290635, 28043344, 30046440, 35054180, 42065016, 52581270, 60092880, 70108360, 84130032, 105162540, 140216720, 210325080, 420650160]

約数ペア:

[(1, 420650160), (2, 210325080), (3, 140216720), (4, 105162540), (5, 84130032), (6, 70108360), (7, 60092880), (8, 52581270), (10, 42065016), (12, 35054180), (14, 30046440), (15, 28043344), (16, 26290635), (20, 21032508), (21, 20030960), (24, 17527090), (28, 15023220), (30, 14021672), (31, 13569360), (35, 12018576), (40, 10516254), (41, 10259760), (42, 10015480), (48, 8763545), (56, 7511610), (60, 7010836), (62, 6784680), (70, 6009288), (80, 5258127), (82, 5129880), (84, 5007740), (93, 4523120), (105, 4006192), (112, 3755805), (120, 3505418), (123, 3419920), (124, 3392340), (140, 3004644), (155, 2713872), (164, 2564940), (168, 2503870), (186, 2261560), (197, 2135280), (205, 2051952), (210, 2003096), (217, 1938480), (240, 1752709), (246, 1709960), (248, 1696170), (280, 1502322), (287, 1465680), (310, 1356936), (328, 1282470), (336, 1251935), (372, 1130780), (394, 1067640), (410, 1025976), (420, 1001548), (434, 969240), (465, 904624), (492, 854980), (496, 848085), (560, 751161), (574, 732840), (591, 711760), (615, 683984), (620, 678468), (651, 646160), (656, 641235), (744, 565390), (788, 533820), (820, 512988), (840, 500774), (861, 488560), (868, 484620), (930, 452312), (984, 427490), (985, 427056), (1085, 387696), (1148, 366420), (1182, 355880), (1230, 341992), (1240, 339234), (1271, 330960), (1302, 323080), (1379, 305040), (1435, 293136), (1488, 282695), (1576, 266910), (1640, 256494), (1680, 250387), (1722, 244280), (1736, 242310), (1860, 226156), (1968, 213745), (1970, 213528), (2170, 193848), (2296, 183210), (2364, 177940), (2460, 170996), (2480, 169617), (2542, 165480), (2604, 161540), (2758, 152520), (2870, 146568), (2955, 142352), (3152, 133455), (3255, 129232), (3280, 128247), (3444, 122140), (3472, 121155), (3720, 113078), (3813, 110320), (3940, 106764), (4137, 101680), (4305, 97712), (4340, 96924), (4592, 91605), (4728, 88970), (4920, 85498), (5084, 82740), (5208, 80770), (5516, 76260), (5740, 73284), (5910, 71176), (6107, 68880), (6355, 66192), (6510, 64616), (6888, 61070), (6895, 61008), (7440, 56539), (7626, 55160), (7880, 53382), (8077, 52080), (8274, 50840), (8610, 48856), (8680, 48462), (8897, 47280), (9456, 44485), (9840, 42749), (10168, 41370), (10416, 40385), (11032, 38130), (11480, 36642), (11820, 35588), (12214, 34440), (12710, 33096), (13020, 32308), (13776, 30535), (13790, 30504), (15252, 27580), (15760, 26691), (16154, 26040), (16548, 25420), (17220, 24428), (17360, 24231), (17794, 23640), (18321, 22960), (19065, 22064), (20336, 20685)]