645882512

素因数分解:

$2^4\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1$

素因数の和:253

約数の個数: 120

約数和(自身を含む): 1440741120

約数和(自身を除く): 794858608

約数列:

[1, 2, 4, 8, 11, 16, 22, 41, 44, 79, 82, 88, 103, 121, 158, 164, 176, 206, 242, 316, 328, 412, 451, 484, 632, 656, 824, 869, 902, 968, 1133, 1264, 1648, 1738, 1804, 1936, 2266, 3239, 3476, 3608, 4223, 4532, 4961, 6478, 6952, 7216, 8137, 8446, 9064, 9559, 9922, 12463, 12956, 13904, 16274, 16892, 18128, 19118, 19844, 24926, 25912, 32548, 33784, 35629, 38236, 39688, 46453, 49852, 51824, 65096, 67568, 71258, 76472, 79376, 89507, 92906, 99704, 130192, 142516, 152944, 179014, 185812, 199408, 285032, 333617, 358028, 371624, 391919, 510983, 570064, 667234, 716056, 743248, 783838, 984577, 1021966, 1334468, 1432112, 1567676, 1969154, 2043932, 2668936, 3135352, 3669787, 3938308, 4087864, 5337872, 6270704, 7339574, 7876616, 8175728, 14679148, 15753232, 29358296, 40367657, 58716592, 80735314, 161470628, 322941256, 645882512]

約数ペア:

[(1, 645882512), (2, 322941256), (4, 161470628), (8, 80735314), (11, 58716592), (16, 40367657), (22, 29358296), (41, 15753232), (44, 14679148), (79, 8175728), (82, 7876616), (88, 7339574), (103, 6270704), (121, 5337872), (158, 4087864), (164, 3938308), (176, 3669787), (206, 3135352), (242, 2668936), (316, 2043932), (328, 1969154), (412, 1567676), (451, 1432112), (484, 1334468), (632, 1021966), (656, 984577), (824, 783838), (869, 743248), (902, 716056), (968, 667234), (1133, 570064), (1264, 510983), (1648, 391919), (1738, 371624), (1804, 358028), (1936, 333617), (2266, 285032), (3239, 199408), (3476, 185812), (3608, 179014), (4223, 152944), (4532, 142516), (4961, 130192), (6478, 99704), (6952, 92906), (7216, 89507), (8137, 79376), (8446, 76472), (9064, 71258), (9559, 67568), (9922, 65096), (12463, 51824), (12956, 49852), (13904, 46453), (16274, 39688), (16892, 38236), (18128, 35629), (19118, 33784), (19844, 32548), (24926, 25912)]