220779664

素因数分解:

$2^4\times 7^1\times {\mathrm{307}}^1\times {\mathrm{6421}}^1$

素因数の和:6743

約数の個数: 40

約数和(自身を含む): 490538048

約数和(自身を除く): 269758384

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 307, 614, 1228, 2149, 2456, 4298, 4912, 6421, 8596, 12842, 17192, 25684, 34384, 44947, 51368, 89894, 102736, 179788, 359576, 719152, 1971247, 3942494, 7884988, 13798729, 15769976, 27597458, 31539952, 55194916, 110389832, 220779664]

約数ペア:

[(1, 220779664), (2, 110389832), (4, 55194916), (7, 31539952), (8, 27597458), (14, 15769976), (16, 13798729), (28, 7884988), (56, 3942494), (112, 1971247), (307, 719152), (614, 359576), (1228, 179788), (2149, 102736), (2456, 89894), (4298, 51368), (4912, 44947), (6421, 34384), (8596, 25684), (12842, 17192)]