1575990

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{449}}^1$

素因数の和:478

約数の個数: 64

約数和(自身を含む): 4536000

約数和(自身を除く): 2960010

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 54, 65, 78, 90, 117, 130, 135, 195, 234, 270, 351, 390, 449, 585, 702, 898, 1170, 1347, 1755, 2245, 2694, 3510, 4041, 4490, 5837, 6735, 8082, 11674, 12123, 13470, 17511, 20205, 24246, 29185, 35022, 40410, 52533, 58370, 60615, 87555, 105066, 121230, 157599, 175110, 262665, 315198, 525330, 787995, 1575990]

約数ペア:

[(1, 1575990), (2, 787995), (3, 525330), (5, 315198), (6, 262665), (9, 175110), (10, 157599), (13, 121230), (15, 105066), (18, 87555), (26, 60615), (27, 58370), (30, 52533), (39, 40410), (45, 35022), (54, 29185), (65, 24246), (78, 20205), (90, 17511), (117, 13470), (130, 12123), (135, 11674), (195, 8082), (234, 6735), (270, 5837), (351, 4490), (390, 4041), (449, 3510), (585, 2694), (702, 2245), (898, 1755), (1170, 1347)]