724013680

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1321}}^1$

素因数の和:1395

約数の個数: 160

約数和(自身を含む): 1982873088

約数和(自身を除く): 1258859408

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 31, 34, 40, 52, 62, 65, 68, 80, 85, 104, 124, 130, 136, 155, 170, 208, 221, 248, 260, 272, 310, 340, 403, 442, 496, 520, 527, 620, 680, 806, 884, 1040, 1054, 1105, 1240, 1321, 1360, 1612, 1768, 2015, 2108, 2210, 2480, 2635, 2642, 3224, 3536, 4030, 4216, 4420, 5270, 5284, 6448, 6605, 6851, 8060, 8432, 8840, 10540, 10568, 13210, 13702, 16120, 17173, 17680, 21080, 21136, 22457, 26420, 27404, 32240, 34255, 34346, 40951, 42160, 44914, 52840, 54808, 68510, 68692, 81902, 85865, 89828, 105680, 109616, 112285, 137020, 137384, 163804, 171730, 179656, 204755, 224570, 274040, 274768, 291941, 327608, 343460, 359312, 409510, 449140, 532363, 548080, 583882, 655216, 686920, 696167, 819020, 898280, 1064726, 1167764, 1373840, 1392334, 1459705, 1638040, 1796560, 2129452, 2335528, 2661815, 2784668, 2919410, 3276080, 3480835, 4258904, 4671056, 5323630, 5569336, 5838820, 6961670, 8517808, 9050171, 10647260, 11138672, 11677640, 13923340, 18100342, 21294520, 23355280, 27846680, 36200684, 42589040, 45250855, 55693360, 72401368, 90501710, 144802736, 181003420, 362006840, 724013680]

約数ペア:

[(1, 724013680), (2, 362006840), (4, 181003420), (5, 144802736), (8, 90501710), (10, 72401368), (13, 55693360), (16, 45250855), (17, 42589040), (20, 36200684), (26, 27846680), (31, 23355280), (34, 21294520), (40, 18100342), (52, 13923340), (62, 11677640), (65, 11138672), (68, 10647260), (80, 9050171), (85, 8517808), (104, 6961670), (124, 5838820), (130, 5569336), (136, 5323630), (155, 4671056), (170, 4258904), (208, 3480835), (221, 3276080), (248, 2919410), (260, 2784668), (272, 2661815), (310, 2335528), (340, 2129452), (403, 1796560), (442, 1638040), (496, 1459705), (520, 1392334), (527, 1373840), (620, 1167764), (680, 1064726), (806, 898280), (884, 819020), (1040, 696167), (1054, 686920), (1105, 655216), (1240, 583882), (1321, 548080), (1360, 532363), (1612, 449140), (1768, 409510), (2015, 359312), (2108, 343460), (2210, 327608), (2480, 291941), (2635, 274768), (2642, 274040), (3224, 224570), (3536, 204755), (4030, 179656), (4216, 171730), (4420, 163804), (5270, 137384), (5284, 137020), (6448, 112285), (6605, 109616), (6851, 105680), (8060, 89828), (8432, 85865), (8840, 81902), (10540, 68692), (10568, 68510), (13210, 54808), (13702, 52840), (16120, 44914), (17173, 42160), (17680, 40951), (21080, 34346), (21136, 34255), (22457, 32240), (26420, 27404)]