153707820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{509}}^1\times {\mathrm{719}}^1$

素因数の和:1247

約数の個数: 96

約数和(自身を含む): 493516800

約数和(自身を除く): 339808980

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 509, 719, 1018, 1438, 1527, 2036, 2157, 2545, 2876, 3054, 3563, 3595, 4314, 5033, 5090, 6108, 7126, 7190, 7635, 8628, 10066, 10180, 10689, 10785, 14252, 14380, 15099, 15270, 17815, 20132, 21378, 21570, 25165, 30198, 30540, 35630, 42756, 43140, 50330, 53445, 60396, 71260, 75495, 100660, 106890, 150990, 213780, 301980, 365971, 731942, 1097913, 1463884, 1829855, 2195826, 2561797, 3659710, 4391652, 5123594, 5489565, 7319420, 7685391, 10247188, 10979130, 12808985, 15370782, 21958260, 25617970, 30741564, 38426955, 51235940, 76853910, 153707820]

約数ペア:

[(1, 153707820), (2, 76853910), (3, 51235940), (4, 38426955), (5, 30741564), (6, 25617970), (7, 21958260), (10, 15370782), (12, 12808985), (14, 10979130), (15, 10247188), (20, 7685391), (21, 7319420), (28, 5489565), (30, 5123594), (35, 4391652), (42, 3659710), (60, 2561797), (70, 2195826), (84, 1829855), (105, 1463884), (140, 1097913), (210, 731942), (420, 365971), (509, 301980), (719, 213780), (1018, 150990), (1438, 106890), (1527, 100660), (2036, 75495), (2157, 71260), (2545, 60396), (2876, 53445), (3054, 50330), (3563, 43140), (3595, 42756), (4314, 35630), (5033, 30540), (5090, 30198), (6108, 25165), (7126, 21570), (7190, 21378), (7635, 20132), (8628, 17815), (10066, 15270), (10180, 15099), (10689, 14380), (10785, 14252)]