128663712

素因数分解:

$2^5\times 3^2\times {\mathrm{191}}^1\times {\mathrm{2339}}^1$

素因数の和:2546

約数の個数: 72

約数和(自身を含む): 367960320

約数和(自身を除く): 239296608

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 191, 288, 382, 573, 764, 1146, 1528, 1719, 2292, 2339, 3056, 3438, 4584, 4678, 6112, 6876, 7017, 9168, 9356, 13752, 14034, 18336, 18712, 21051, 27504, 28068, 37424, 42102, 55008, 56136, 74848, 84204, 112272, 168408, 224544, 336816, 446749, 673632, 893498, 1340247, 1786996, 2680494, 3573992, 4020741, 5360988, 7147984, 8041482, 10721976, 14295968, 16082964, 21443952, 32165928, 42887904, 64331856, 128663712]

約数ペア:

[(1, 128663712), (2, 64331856), (3, 42887904), (4, 32165928), (6, 21443952), (8, 16082964), (9, 14295968), (12, 10721976), (16, 8041482), (18, 7147984), (24, 5360988), (32, 4020741), (36, 3573992), (48, 2680494), (72, 1786996), (96, 1340247), (144, 893498), (191, 673632), (288, 446749), (382, 336816), (573, 224544), (764, 168408), (1146, 112272), (1528, 84204), (1719, 74848), (2292, 56136), (2339, 55008), (3056, 42102), (3438, 37424), (4584, 28068), (4678, 27504), (6112, 21051), (6876, 18712), (7017, 18336), (9168, 14034), (9356, 13752)]