656642016

素因数分解:

$2^5\times 3^2\times {\mathrm{53}}^1\times {\mathrm{43019}}^1$

素因数の和:43088

約数の個数: 72

約数和(自身を含む): 1902602520

約数和(自身を除く): 1245960504

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 53, 72, 96, 106, 144, 159, 212, 288, 318, 424, 477, 636, 848, 954, 1272, 1696, 1908, 2544, 3816, 5088, 7632, 15264, 43019, 86038, 129057, 172076, 258114, 344152, 387171, 516228, 688304, 774342, 1032456, 1376608, 1548684, 2064912, 2280007, 3097368, 4129824, 4560014, 6194736, 6840021, 9120028, 12389472, 13680042, 18240056, 20520063, 27360084, 36480112, 41040126, 54720168, 72960224, 82080252, 109440336, 164160504, 218880672, 328321008, 656642016]

約数ペア:

[(1, 656642016), (2, 328321008), (3, 218880672), (4, 164160504), (6, 109440336), (8, 82080252), (9, 72960224), (12, 54720168), (16, 41040126), (18, 36480112), (24, 27360084), (32, 20520063), (36, 18240056), (48, 13680042), (53, 12389472), (72, 9120028), (96, 6840021), (106, 6194736), (144, 4560014), (159, 4129824), (212, 3097368), (288, 2280007), (318, 2064912), (424, 1548684), (477, 1376608), (636, 1032456), (848, 774342), (954, 688304), (1272, 516228), (1696, 387171), (1908, 344152), (2544, 258114), (3816, 172076), (5088, 129057), (7632, 86038), (15264, 43019)]