140501920

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2179}}^1$

素因数の和:2238

約数の個数: 96

約数和(自身を含む): 369169920

約数和(自身を除く): 228668000

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 65, 80, 104, 124, 130, 155, 160, 208, 248, 260, 310, 403, 416, 496, 520, 620, 806, 992, 1040, 1240, 1612, 2015, 2080, 2179, 2480, 3224, 4030, 4358, 4960, 6448, 8060, 8716, 10895, 12896, 16120, 17432, 21790, 28327, 32240, 34864, 43580, 56654, 64480, 67549, 69728, 87160, 113308, 135098, 141635, 174320, 226616, 270196, 283270, 337745, 348640, 453232, 540392, 566540, 675490, 878137, 906464, 1080784, 1133080, 1350980, 1756274, 2161568, 2266160, 2701960, 3512548, 4390685, 4532320, 5403920, 7025096, 8781370, 10807840, 14050192, 17562740, 28100384, 35125480, 70250960, 140501920]

約数ペア:

[(1, 140501920), (2, 70250960), (4, 35125480), (5, 28100384), (8, 17562740), (10, 14050192), (13, 10807840), (16, 8781370), (20, 7025096), (26, 5403920), (31, 4532320), (32, 4390685), (40, 3512548), (52, 2701960), (62, 2266160), (65, 2161568), (80, 1756274), (104, 1350980), (124, 1133080), (130, 1080784), (155, 906464), (160, 878137), (208, 675490), (248, 566540), (260, 540392), (310, 453232), (403, 348640), (416, 337745), (496, 283270), (520, 270196), (620, 226616), (806, 174320), (992, 141635), (1040, 135098), (1240, 113308), (1612, 87160), (2015, 69728), (2080, 67549), (2179, 64480), (2480, 56654), (3224, 43580), (4030, 34864), (4358, 32240), (4960, 28327), (6448, 21790), (8060, 17432), (8716, 16120), (10895, 12896)]