253423560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{162451}}^1$

素因数の和:162478

約数の個数: 64

約数和(自身を含む): 818758080

約数和(自身を除く): 565334520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 162451, 324902, 487353, 649804, 812255, 974706, 1299608, 1624510, 1949412, 2111863, 2436765, 3249020, 3898824, 4223726, 4873530, 6335589, 6498040, 8447452, 9747060, 10559315, 12671178, 16894904, 19494120, 21118630, 25342356, 31677945, 42237260, 50684712, 63355890, 84474520, 126711780, 253423560]

約数ペア:

[(1, 253423560), (2, 126711780), (3, 84474520), (4, 63355890), (5, 50684712), (6, 42237260), (8, 31677945), (10, 25342356), (12, 21118630), (13, 19494120), (15, 16894904), (20, 12671178), (24, 10559315), (26, 9747060), (30, 8447452), (39, 6498040), (40, 6335589), (52, 4873530), (60, 4223726), (65, 3898824), (78, 3249020), (104, 2436765), (120, 2111863), (130, 1949412), (156, 1624510), (195, 1299608), (260, 974706), (312, 812255), (390, 649804), (520, 487353), (780, 324902), (1560, 162451)]