153858980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{761}}^1\times {\mathrm{919}}^1$

素因数の和:1700

約数の個数: 48

約数和(自身を含む): 353324160

約数和(自身を除く): 199465180

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 761, 919, 1522, 1838, 3044, 3676, 3805, 4595, 7610, 8371, 9190, 10109, 15220, 16742, 18380, 20218, 33484, 40436, 41855, 50545, 83710, 101090, 167420, 202180, 699359, 1398718, 2797436, 3496795, 6993590, 7692949, 13987180, 15385898, 30771796, 38464745, 76929490, 153858980]

約数ペア:

[(1, 153858980), (2, 76929490), (4, 38464745), (5, 30771796), (10, 15385898), (11, 13987180), (20, 7692949), (22, 6993590), (44, 3496795), (55, 2797436), (110, 1398718), (220, 699359), (761, 202180), (919, 167420), (1522, 101090), (1838, 83710), (3044, 50545), (3676, 41855), (3805, 40436), (4595, 33484), (7610, 20218), (8371, 18380), (9190, 16742), (10109, 15220)]