143500240

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{4451}}^1$

素因数の和:4508

約数の個数: 80

約数和(自身を含む): 370976256

約数和(自身を除く): 227476016

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 52, 62, 65, 80, 104, 124, 130, 155, 208, 248, 260, 310, 403, 496, 520, 620, 806, 1040, 1240, 1612, 2015, 2480, 3224, 4030, 4451, 6448, 8060, 8902, 16120, 17804, 22255, 32240, 35608, 44510, 57863, 71216, 89020, 115726, 137981, 178040, 231452, 275962, 289315, 356080, 462904, 551924, 578630, 689905, 925808, 1103848, 1157260, 1379810, 1793753, 2207696, 2314520, 2759620, 3587506, 4629040, 5519240, 7175012, 8968765, 11038480, 14350024, 17937530, 28700048, 35875060, 71750120, 143500240]

約数ペア:

[(1, 143500240), (2, 71750120), (4, 35875060), (5, 28700048), (8, 17937530), (10, 14350024), (13, 11038480), (16, 8968765), (20, 7175012), (26, 5519240), (31, 4629040), (40, 3587506), (52, 2759620), (62, 2314520), (65, 2207696), (80, 1793753), (104, 1379810), (124, 1157260), (130, 1103848), (155, 925808), (208, 689905), (248, 578630), (260, 551924), (310, 462904), (403, 356080), (496, 289315), (520, 275962), (620, 231452), (806, 178040), (1040, 137981), (1240, 115726), (1612, 89020), (2015, 71216), (2480, 57863), (3224, 44510), (4030, 35608), (4451, 32240), (6448, 22255), (8060, 17804), (8902, 16120)]