259021616

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{1223}}^1$

素因数の和:1330

約数の個数: 80

約数和(自身を含む): 602247168

約数和(自身を除く): 343225552

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 61, 62, 112, 122, 124, 217, 244, 248, 427, 434, 488, 496, 854, 868, 976, 1223, 1708, 1736, 1891, 2446, 3416, 3472, 3782, 4892, 6832, 7564, 8561, 9784, 13237, 15128, 17122, 19568, 26474, 30256, 34244, 37913, 52948, 68488, 74603, 75826, 105896, 136976, 149206, 151652, 211792, 265391, 298412, 303304, 522221, 530782, 596824, 606608, 1044442, 1061564, 1193648, 2088884, 2123128, 2312693, 4177768, 4246256, 4625386, 8355536, 9250772, 16188851, 18501544, 32377702, 37003088, 64755404, 129510808, 259021616]

約数ペア:

[(1, 259021616), (2, 129510808), (4, 64755404), (7, 37003088), (8, 32377702), (14, 18501544), (16, 16188851), (28, 9250772), (31, 8355536), (56, 4625386), (61, 4246256), (62, 4177768), (112, 2312693), (122, 2123128), (124, 2088884), (217, 1193648), (244, 1061564), (248, 1044442), (427, 606608), (434, 596824), (488, 530782), (496, 522221), (854, 303304), (868, 298412), (976, 265391), (1223, 211792), (1708, 151652), (1736, 149206), (1891, 136976), (2446, 105896), (3416, 75826), (3472, 74603), (3782, 68488), (4892, 52948), (6832, 37913), (7564, 34244), (8561, 30256), (9784, 26474), (13237, 19568), (15128, 17122)]