64217640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{457}}^1\times {\mathrm{1171}}^1$

素因数の和:1642

約数の個数: 64

約数和(自身を含む): 193239360

約数和(自身を除く): 129021720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 457, 914, 1171, 1371, 1828, 2285, 2342, 2742, 3513, 3656, 4570, 4684, 5484, 5855, 6855, 7026, 9140, 9368, 10968, 11710, 13710, 14052, 17565, 18280, 23420, 27420, 28104, 35130, 46840, 54840, 70260, 140520, 535147, 1070294, 1605441, 2140588, 2675735, 3210882, 4281176, 5351470, 6421764, 8027205, 10702940, 12843528, 16054410, 21405880, 32108820, 64217640]

約数ペア:

[(1, 64217640), (2, 32108820), (3, 21405880), (4, 16054410), (5, 12843528), (6, 10702940), (8, 8027205), (10, 6421764), (12, 5351470), (15, 4281176), (20, 3210882), (24, 2675735), (30, 2140588), (40, 1605441), (60, 1070294), (120, 535147), (457, 140520), (914, 70260), (1171, 54840), (1371, 46840), (1828, 35130), (2285, 28104), (2342, 27420), (2742, 23420), (3513, 18280), (3656, 17565), (4570, 14052), (4684, 13710), (5484, 11710), (5855, 10968), (6855, 9368), (7026, 9140)]