127643640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{439}}^1\times {\mathrm{2423}}^1$

素因数の和:2876

約数の個数: 64

約数和(自身を含む): 383961600

約数和(自身を除く): 256317960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 439, 878, 1317, 1756, 2195, 2423, 2634, 3512, 4390, 4846, 5268, 6585, 7269, 8780, 9692, 10536, 12115, 13170, 14538, 17560, 19384, 24230, 26340, 29076, 36345, 48460, 52680, 58152, 72690, 96920, 145380, 290760, 1063697, 2127394, 3191091, 4254788, 5318485, 6382182, 8509576, 10636970, 12764364, 15955455, 21273940, 25528728, 31910910, 42547880, 63821820, 127643640]

約数ペア:

[(1, 127643640), (2, 63821820), (3, 42547880), (4, 31910910), (5, 25528728), (6, 21273940), (8, 15955455), (10, 12764364), (12, 10636970), (15, 8509576), (20, 6382182), (24, 5318485), (30, 4254788), (40, 3191091), (60, 2127394), (120, 1063697), (439, 290760), (878, 145380), (1317, 96920), (1756, 72690), (2195, 58152), (2423, 52680), (2634, 48460), (3512, 36345), (4390, 29076), (4846, 26340), (5268, 24230), (6585, 19384), (7269, 17560), (8780, 14538), (9692, 13170), (10536, 12115)]