128713080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{12923}}^1$

素因数の和:13020

約数の個数: 64

約数和(自身を含む): 390821760

約数和(自身を除く): 262108680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 83, 120, 166, 249, 332, 415, 498, 664, 830, 996, 1245, 1660, 1992, 2490, 3320, 4980, 9960, 12923, 25846, 38769, 51692, 64615, 77538, 103384, 129230, 155076, 193845, 258460, 310152, 387690, 516920, 775380, 1072609, 1550760, 2145218, 3217827, 4290436, 5363045, 6435654, 8580872, 10726090, 12871308, 16089135, 21452180, 25742616, 32178270, 42904360, 64356540, 128713080]

約数ペア:

[(1, 128713080), (2, 64356540), (3, 42904360), (4, 32178270), (5, 25742616), (6, 21452180), (8, 16089135), (10, 12871308), (12, 10726090), (15, 8580872), (20, 6435654), (24, 5363045), (30, 4290436), (40, 3217827), (60, 2145218), (83, 1550760), (120, 1072609), (166, 775380), (249, 516920), (332, 387690), (415, 310152), (498, 258460), (664, 193845), (830, 155076), (996, 129230), (1245, 103384), (1660, 77538), (1992, 64615), (2490, 51692), (3320, 38769), (4980, 25846), (9960, 12923)]