286520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1$

素因数の和:72

約数の個数: 64

約数和(自身を含む): 756000

約数和(自身を除く): 469480

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 29, 38, 40, 52, 58, 65, 76, 95, 104, 116, 130, 145, 152, 190, 232, 247, 260, 290, 377, 380, 494, 520, 551, 580, 754, 760, 988, 1102, 1160, 1235, 1508, 1885, 1976, 2204, 2470, 2755, 3016, 3770, 4408, 4940, 5510, 7163, 7540, 9880, 11020, 14326, 15080, 22040, 28652, 35815, 57304, 71630, 143260, 286520]

約数ペア:

[(1, 286520), (2, 143260), (4, 71630), (5, 57304), (8, 35815), (10, 28652), (13, 22040), (19, 15080), (20, 14326), (26, 11020), (29, 9880), (38, 7540), (40, 7163), (52, 5510), (58, 4940), (65, 4408), (76, 3770), (95, 3016), (104, 2755), (116, 2470), (130, 2204), (145, 1976), (152, 1885), (190, 1508), (232, 1235), (247, 1160), (260, 1102), (290, 988), (377, 760), (380, 754), (494, 580), (520, 551)]