520143960

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{2017}}^1$

素因数の和:2345

約数の個数: 128

約数和(自身を含む): 1790046720

約数和(自身を除く): 1269902760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 307, 420, 614, 840, 921, 1228, 1535, 1842, 2017, 2149, 2456, 3070, 3684, 4034, 4298, 4605, 6051, 6140, 6447, 7368, 8068, 8596, 9210, 10085, 10745, 12102, 12280, 12894, 14119, 16136, 17192, 18420, 20170, 21490, 24204, 25788, 28238, 30255, 32235, 36840, 40340, 42357, 42980, 48408, 51576, 56476, 60510, 64470, 70595, 80680, 84714, 85960, 112952, 121020, 128940, 141190, 169428, 211785, 242040, 257880, 282380, 338856, 423570, 564760, 619219, 847140, 1238438, 1694280, 1857657, 2476876, 3096095, 3715314, 4334533, 4953752, 6192190, 7430628, 8669066, 9288285, 12384380, 13003599, 14861256, 17338132, 18576570, 21672665, 24768760, 26007198, 34676264, 37153140, 43345330, 52014396, 65017995, 74306280, 86690660, 104028792, 130035990, 173381320, 260071980, 520143960]

約数ペア:

[(1, 520143960), (2, 260071980), (3, 173381320), (4, 130035990), (5, 104028792), (6, 86690660), (7, 74306280), (8, 65017995), (10, 52014396), (12, 43345330), (14, 37153140), (15, 34676264), (20, 26007198), (21, 24768760), (24, 21672665), (28, 18576570), (30, 17338132), (35, 14861256), (40, 13003599), (42, 12384380), (56, 9288285), (60, 8669066), (70, 7430628), (84, 6192190), (105, 4953752), (120, 4334533), (140, 3715314), (168, 3096095), (210, 2476876), (280, 1857657), (307, 1694280), (420, 1238438), (614, 847140), (840, 619219), (921, 564760), (1228, 423570), (1535, 338856), (1842, 282380), (2017, 257880), (2149, 242040), (2456, 211785), (3070, 169428), (3684, 141190), (4034, 128940), (4298, 121020), (4605, 112952), (6051, 85960), (6140, 84714), (6447, 80680), (7368, 70595), (8068, 64470), (8596, 60510), (9210, 56476), (10085, 51576), (10745, 48408), (12102, 42980), (12280, 42357), (12894, 40340), (14119, 36840), (16136, 32235), (17192, 30255), (18420, 28238), (20170, 25788), (21490, 24204)]