144764360

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{278393}}^1$

素因数の和:278417

約数の個数: 32

約数和(自身を含む): 350776440

約数和(自身を除く): 206012080

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 278393, 556786, 1113572, 1391965, 2227144, 2783930, 3619109, 5567860, 7238218, 11135720, 14476436, 18095545, 28952872, 36191090, 72382180, 144764360]

約数ペア:

[(1, 144764360), (2, 72382180), (4, 36191090), (5, 28952872), (8, 18095545), (10, 14476436), (13, 11135720), (20, 7238218), (26, 5567860), (40, 3619109), (52, 2783930), (65, 2227144), (104, 1391965), (130, 1113572), (260, 556786), (520, 278393)]