2220421008

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{67139}}^1$

素因数の和:67216

約数の個数: 80

約数和(自身を含む): 6293972160

約数和(自身を除く): 4073551152

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 53, 78, 104, 106, 156, 159, 208, 212, 312, 318, 424, 624, 636, 689, 848, 1272, 1378, 2067, 2544, 2756, 4134, 5512, 8268, 11024, 16536, 33072, 67139, 134278, 201417, 268556, 402834, 537112, 805668, 872807, 1074224, 1611336, 1745614, 2618421, 3222672, 3491228, 3558367, 5236842, 6982456, 7116734, 10473684, 10675101, 13964912, 14233468, 20947368, 21350202, 28466936, 41894736, 42700404, 46258771, 56933872, 85400808, 92517542, 138776313, 170801616, 185035084, 277552626, 370070168, 555105252, 740140336, 1110210504, 2220421008]

約数ペア:

[(1, 2220421008), (2, 1110210504), (3, 740140336), (4, 555105252), (6, 370070168), (8, 277552626), (12, 185035084), (13, 170801616), (16, 138776313), (24, 92517542), (26, 85400808), (39, 56933872), (48, 46258771), (52, 42700404), (53, 41894736), (78, 28466936), (104, 21350202), (106, 20947368), (156, 14233468), (159, 13964912), (208, 10675101), (212, 10473684), (312, 7116734), (318, 6982456), (424, 5236842), (624, 3558367), (636, 3491228), (689, 3222672), (848, 2618421), (1272, 1745614), (1378, 1611336), (2067, 1074224), (2544, 872807), (2756, 805668), (4134, 537112), (5512, 402834), (8268, 268556), (11024, 201417), (16536, 134278), (33072, 67139)]