256310796

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{28517}}^1$

素因数の和:28638

約数の個数: 48

約数和(自身を含む): 689907456

約数和(自身を除く): 433596660

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 107, 214, 321, 428, 642, 749, 1284, 1498, 2247, 2996, 4494, 8988, 28517, 57034, 85551, 114068, 171102, 199619, 342204, 399238, 598857, 798476, 1197714, 2395428, 3051319, 6102638, 9153957, 12205276, 18307914, 21359233, 36615828, 42718466, 64077699, 85436932, 128155398, 256310796]

約数ペア:

[(1, 256310796), (2, 128155398), (3, 85436932), (4, 64077699), (6, 42718466), (7, 36615828), (12, 21359233), (14, 18307914), (21, 12205276), (28, 9153957), (42, 6102638), (84, 3051319), (107, 2395428), (214, 1197714), (321, 798476), (428, 598857), (642, 399238), (749, 342204), (1284, 199619), (1498, 171102), (2247, 114068), (2996, 85551), (4494, 57034), (8988, 28517)]