280485510

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{163}}^1\times {\mathrm{1399}}^1$

素因数の和:1613

約数の個数: 64

約数和(自身を含む): 694310400

約数和(自身を除く): 413824890

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 41, 82, 123, 163, 205, 246, 326, 410, 489, 615, 815, 978, 1230, 1399, 1630, 2445, 2798, 4197, 4890, 6683, 6995, 8394, 13366, 13990, 20049, 20985, 33415, 40098, 41970, 57359, 66830, 100245, 114718, 172077, 200490, 228037, 286795, 344154, 456074, 573590, 684111, 860385, 1140185, 1368222, 1720770, 2280370, 3420555, 6841110, 9349517, 18699034, 28048551, 46747585, 56097102, 93495170, 140242755, 280485510]

約数ペア:

[(1, 280485510), (2, 140242755), (3, 93495170), (5, 56097102), (6, 46747585), (10, 28048551), (15, 18699034), (30, 9349517), (41, 6841110), (82, 3420555), (123, 2280370), (163, 1720770), (205, 1368222), (246, 1140185), (326, 860385), (410, 684111), (489, 573590), (615, 456074), (815, 344154), (978, 286795), (1230, 228037), (1399, 200490), (1630, 172077), (2445, 114718), (2798, 100245), (4197, 66830), (4890, 57359), (6683, 41970), (6995, 40098), (8394, 33415), (13366, 20985), (13990, 20049)]