256834740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{613}}^1\times {\mathrm{6983}}^1$

素因数の和:7608

約数の個数: 48

約数和(自身を含む): 720413568

約数和(自身を除く): 463578828

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 613, 1226, 1839, 2452, 3065, 3678, 6130, 6983, 7356, 9195, 12260, 13966, 18390, 20949, 27932, 34915, 36780, 41898, 69830, 83796, 104745, 139660, 209490, 418980, 4280579, 8561158, 12841737, 17122316, 21402895, 25683474, 42805790, 51366948, 64208685, 85611580, 128417370, 256834740]

約数ペア:

[(1, 256834740), (2, 128417370), (3, 85611580), (4, 64208685), (5, 51366948), (6, 42805790), (10, 25683474), (12, 21402895), (15, 17122316), (20, 12841737), (30, 8561158), (60, 4280579), (613, 418980), (1226, 209490), (1839, 139660), (2452, 104745), (3065, 83796), (3678, 69830), (6130, 41898), (6983, 36780), (7356, 34915), (9195, 27932), (12260, 20949), (13966, 18390)]