660883980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{2081}}^1$

素因数の和:2239

約数の個数: 96

約数和(自身を含む): 1902781440

約数和(自身を除く): 1241897460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 67, 79, 134, 158, 201, 237, 268, 316, 335, 395, 402, 474, 670, 790, 804, 948, 1005, 1185, 1340, 1580, 2010, 2081, 2370, 4020, 4162, 4740, 5293, 6243, 8324, 10405, 10586, 12486, 15879, 20810, 21172, 24972, 26465, 31215, 31758, 41620, 52930, 62430, 63516, 79395, 105860, 124860, 139427, 158790, 164399, 278854, 317580, 328798, 418281, 493197, 557708, 657596, 697135, 821995, 836562, 986394, 1394270, 1643990, 1673124, 1972788, 2091405, 2465985, 2788540, 3287980, 4182810, 4931970, 8365620, 9863940, 11014733, 22029466, 33044199, 44058932, 55073665, 66088398, 110147330, 132176796, 165220995, 220294660, 330441990, 660883980]

約数ペア:

[(1, 660883980), (2, 330441990), (3, 220294660), (4, 165220995), (5, 132176796), (6, 110147330), (10, 66088398), (12, 55073665), (15, 44058932), (20, 33044199), (30, 22029466), (60, 11014733), (67, 9863940), (79, 8365620), (134, 4931970), (158, 4182810), (201, 3287980), (237, 2788540), (268, 2465985), (316, 2091405), (335, 1972788), (395, 1673124), (402, 1643990), (474, 1394270), (670, 986394), (790, 836562), (804, 821995), (948, 697135), (1005, 657596), (1185, 557708), (1340, 493197), (1580, 418281), (2010, 328798), (2081, 317580), (2370, 278854), (4020, 164399), (4162, 158790), (4740, 139427), (5293, 124860), (6243, 105860), (8324, 79395), (10405, 63516), (10586, 62430), (12486, 52930), (15879, 41620), (20810, 31758), (21172, 31215), (24972, 26465)]