249452604

素因数分解:

$2^2\times 3^2\times {\mathrm{109}}^1\times {\mathrm{151}}^1\times {\mathrm{421}}^1$

素因数の和:691

約数の個数: 72

約数和(自身を含む): 642081440

約数和(自身を除く): 392628836

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 109, 151, 218, 302, 327, 421, 436, 453, 604, 654, 842, 906, 981, 1263, 1308, 1359, 1684, 1812, 1962, 2526, 2718, 3789, 3924, 5052, 5436, 7578, 15156, 16459, 32918, 45889, 49377, 63571, 65836, 91778, 98754, 127142, 137667, 148131, 183556, 190713, 197508, 254284, 275334, 296262, 381426, 413001, 550668, 572139, 592524, 762852, 826002, 1144278, 1652004, 2288556, 6929239, 13858478, 20787717, 27716956, 41575434, 62363151, 83150868, 124726302, 249452604]

約数ペア:

[(1, 249452604), (2, 124726302), (3, 83150868), (4, 62363151), (6, 41575434), (9, 27716956), (12, 20787717), (18, 13858478), (36, 6929239), (109, 2288556), (151, 1652004), (218, 1144278), (302, 826002), (327, 762852), (421, 592524), (436, 572139), (453, 550668), (604, 413001), (654, 381426), (842, 296262), (906, 275334), (981, 254284), (1263, 197508), (1308, 190713), (1359, 183556), (1684, 148131), (1812, 137667), (1962, 127142), (2526, 98754), (2718, 91778), (3789, 65836), (3924, 63571), (5052, 49377), (5436, 45889), (7578, 32918), (15156, 16459)]