251454780

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{155219}}^1$

素因数の和:155240

約数の個数: 60

約数和(自身を含む): 788828040

約数和(自身を除く): 537373260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 155219, 310438, 465657, 620876, 776095, 931314, 1396971, 1552190, 1862628, 2328285, 2793942, 3104380, 4190913, 4656570, 5587884, 6984855, 8381826, 9313140, 12572739, 13969710, 16763652, 20954565, 25145478, 27939420, 41909130, 50290956, 62863695, 83818260, 125727390, 251454780]

約数ペア:

[(1, 251454780), (2, 125727390), (3, 83818260), (4, 62863695), (5, 50290956), (6, 41909130), (9, 27939420), (10, 25145478), (12, 20954565), (15, 16763652), (18, 13969710), (20, 12572739), (27, 9313140), (30, 8381826), (36, 6984855), (45, 5587884), (54, 4656570), (60, 4190913), (81, 3104380), (90, 2793942), (108, 2328285), (135, 1862628), (162, 1552190), (180, 1396971), (270, 931314), (324, 776095), (405, 620876), (540, 465657), (810, 310438), (1620, 155219)]