313003860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{401287}}^1$

素因数の和:401312

約数の個数: 48

約数和(自身を含む): 943829376

約数和(自身を除く): 630825516

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 401287, 802574, 1203861, 1605148, 2006435, 2407722, 4012870, 4815444, 5216731, 6019305, 8025740, 10433462, 12038610, 15650193, 20866924, 24077220, 26083655, 31300386, 52167310, 62600772, 78250965, 104334620, 156501930, 313003860]

約数ペア:

[(1, 313003860), (2, 156501930), (3, 104334620), (4, 78250965), (5, 62600772), (6, 52167310), (10, 31300386), (12, 26083655), (13, 24077220), (15, 20866924), (20, 15650193), (26, 12038610), (30, 10433462), (39, 8025740), (52, 6019305), (60, 5216731), (65, 4815444), (78, 4012870), (130, 2407722), (156, 2006435), (195, 1605148), (260, 1203861), (390, 802574), (780, 401287)]