320199236480

素因数分解:

$2^7\times 5^1\times {\mathrm{4421}}^1\times {\mathrm{113167}}^1$

素因数の和:117607

約数の個数: 64

約数和(自身を含む): 765656210880

約数和(自身を除く): 445456974400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 4421, 8842, 17684, 22105, 35368, 44210, 70736, 88420, 113167, 141472, 176840, 226334, 282944, 353680, 452668, 565835, 565888, 707360, 905336, 1131670, 1414720, 1810672, 2263340, 2829440, 3621344, 4526680, 7242688, 9053360, 14485376, 18106720, 36213440, 72426880, 500311307, 1000622614, 2001245228, 2501556535, 4002490456, 5003113070, 8004980912, 10006226140, 16009961824, 20012452280, 32019923648, 40024904560, 64039847296, 80049809120, 160099618240, 320199236480]

約数ペア:

[(1, 320199236480), (2, 160099618240), (4, 80049809120), (5, 64039847296), (8, 40024904560), (10, 32019923648), (16, 20012452280), (20, 16009961824), (32, 10006226140), (40, 8004980912), (64, 5003113070), (80, 4002490456), (128, 2501556535), (160, 2001245228), (320, 1000622614), (640, 500311307), (4421, 72426880), (8842, 36213440), (17684, 18106720), (22105, 14485376), (35368, 9053360), (44210, 7242688), (70736, 4526680), (88420, 3621344), (113167, 2829440), (141472, 2263340), (176840, 1810672), (226334, 1414720), (282944, 1131670), (353680, 905336), (452668, 707360), (565835, 565888)]