243753640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{3691}}^1$

素因数の和:3842

約数の個数: 64

約数和(自身を含む): 595445760

約数和(自身を除く): 351692120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 127, 130, 254, 260, 508, 520, 635, 1016, 1270, 1651, 2540, 3302, 3691, 5080, 6604, 7382, 8255, 13208, 14764, 16510, 18455, 29528, 33020, 36910, 47983, 66040, 73820, 95966, 147640, 191932, 239915, 383864, 468757, 479830, 937514, 959660, 1875028, 1919320, 2343785, 3750056, 4687570, 6093841, 9375140, 12187682, 18750280, 24375364, 30469205, 48750728, 60938410, 121876820, 243753640]

約数ペア:

[(1, 243753640), (2, 121876820), (4, 60938410), (5, 48750728), (8, 30469205), (10, 24375364), (13, 18750280), (20, 12187682), (26, 9375140), (40, 6093841), (52, 4687570), (65, 3750056), (104, 2343785), (127, 1919320), (130, 1875028), (254, 959660), (260, 937514), (508, 479830), (520, 468757), (635, 383864), (1016, 239915), (1270, 191932), (1651, 147640), (2540, 95966), (3302, 73820), (3691, 66040), (5080, 47983), (6604, 36910), (7382, 33020), (8255, 29528), (13208, 18455), (14764, 16510)]