139777960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{9419}}^1$

素因数の和:9490

約数の個数: 64

約数和(自身を含む): 366249600

約数和(自身を除く): 226471640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 53, 56, 70, 106, 140, 212, 265, 280, 371, 424, 530, 742, 1060, 1484, 1855, 2120, 2968, 3710, 7420, 9419, 14840, 18838, 37676, 47095, 65933, 75352, 94190, 131866, 188380, 263732, 329665, 376760, 499207, 527464, 659330, 998414, 1318660, 1996828, 2496035, 2637320, 3494449, 3993656, 4992070, 6988898, 9984140, 13977796, 17472245, 19968280, 27955592, 34944490, 69888980, 139777960]

約数ペア:

[(1, 139777960), (2, 69888980), (4, 34944490), (5, 27955592), (7, 19968280), (8, 17472245), (10, 13977796), (14, 9984140), (20, 6988898), (28, 4992070), (35, 3993656), (40, 3494449), (53, 2637320), (56, 2496035), (70, 1996828), (106, 1318660), (140, 998414), (212, 659330), (265, 527464), (280, 499207), (371, 376760), (424, 329665), (530, 263732), (742, 188380), (1060, 131866), (1484, 94190), (1855, 75352), (2120, 65933), (2968, 47095), (3710, 37676), (7420, 18838), (9419, 14840)]