164976140

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{24049}}^1$

素因数の和:24079

約数の個数: 48

約数和(自身を含む): 404040000

約数和(自身を除く): 239063860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 686, 980, 1372, 1715, 3430, 6860, 24049, 48098, 96196, 120245, 168343, 240490, 336686, 480980, 673372, 841715, 1178401, 1683430, 2356802, 3366860, 4713604, 5892005, 8248807, 11784010, 16497614, 23568020, 32995228, 41244035, 82488070, 164976140]

約数ペア:

[(1, 164976140), (2, 82488070), (4, 41244035), (5, 32995228), (7, 23568020), (10, 16497614), (14, 11784010), (20, 8248807), (28, 5892005), (35, 4713604), (49, 3366860), (70, 2356802), (98, 1683430), (140, 1178401), (196, 841715), (245, 673372), (343, 480980), (490, 336686), (686, 240490), (980, 168343), (1372, 120245), (1715, 96196), (3430, 48098), (6860, 24049)]