153660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1$

素因数の和:222

約数の個数: 48

約数和(自身を含む): 465696

約数和(自身を除く): 312036

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 197, 260, 390, 394, 591, 780, 788, 985, 1182, 1970, 2364, 2561, 2955, 3940, 5122, 5910, 7683, 10244, 11820, 12805, 15366, 25610, 30732, 38415, 51220, 76830, 153660]

約数ペア:

[(1, 153660), (2, 76830), (3, 51220), (4, 38415), (5, 30732), (6, 25610), (10, 15366), (12, 12805), (13, 11820), (15, 10244), (20, 7683), (26, 5910), (30, 5122), (39, 3940), (52, 2955), (60, 2561), (65, 2364), (78, 1970), (130, 1182), (156, 985), (195, 788), (197, 780), (260, 591), (390, 394)]