1221291264

素因数分解:

$2^8\times 3^1\times {\mathrm{37}}^1\times {\mathrm{42979}}^1$

素因数の和:43035

約数の個数: 72

約数和(自身を含む): 3338342560

約数和(自身を除く): 2117051296

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 37, 48, 64, 74, 96, 111, 128, 148, 192, 222, 256, 296, 384, 444, 592, 768, 888, 1184, 1776, 2368, 3552, 4736, 7104, 9472, 14208, 28416, 42979, 85958, 128937, 171916, 257874, 343832, 515748, 687664, 1031496, 1375328, 1590223, 2062992, 2750656, 3180446, 4125984, 4770669, 5501312, 6360892, 8251968, 9541338, 11002624, 12721784, 16503936, 19082676, 25443568, 33007872, 38165352, 50887136, 76330704, 101774272, 152661408, 203548544, 305322816, 407097088, 610645632, 1221291264]

約数ペア:

[(1, 1221291264), (2, 610645632), (3, 407097088), (4, 305322816), (6, 203548544), (8, 152661408), (12, 101774272), (16, 76330704), (24, 50887136), (32, 38165352), (37, 33007872), (48, 25443568), (64, 19082676), (74, 16503936), (96, 12721784), (111, 11002624), (128, 9541338), (148, 8251968), (192, 6360892), (222, 5501312), (256, 4770669), (296, 4125984), (384, 3180446), (444, 2750656), (592, 2062992), (768, 1590223), (888, 1375328), (1184, 1031496), (1776, 687664), (2368, 515748), (3552, 343832), (4736, 257874), (7104, 171916), (9472, 128937), (14208, 85958), (28416, 42979)]