140709720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{8951}}^1$

素因数の和:9096

約数の個数: 64

約数和(自身を含む): 425399040

約数和(自身を除く): 284689320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 131, 262, 393, 524, 655, 786, 1048, 1310, 1572, 1965, 2620, 3144, 3930, 5240, 7860, 8951, 15720, 17902, 26853, 35804, 44755, 53706, 71608, 89510, 107412, 134265, 179020, 214824, 268530, 358040, 537060, 1074120, 1172581, 2345162, 3517743, 4690324, 5862905, 7035486, 9380648, 11725810, 14070972, 17588715, 23451620, 28141944, 35177430, 46903240, 70354860, 140709720]

約数ペア:

[(1, 140709720), (2, 70354860), (3, 46903240), (4, 35177430), (5, 28141944), (6, 23451620), (8, 17588715), (10, 14070972), (12, 11725810), (15, 9380648), (20, 7035486), (24, 5862905), (30, 4690324), (40, 3517743), (60, 2345162), (120, 1172581), (131, 1074120), (262, 537060), (393, 358040), (524, 268530), (655, 214824), (786, 179020), (1048, 134265), (1310, 107412), (1572, 89510), (1965, 71608), (2620, 53706), (3144, 44755), (3930, 35804), (5240, 26853), (7860, 17902), (8951, 15720)]