220254008

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{1289}}^1$

素因数の和:1392

約数の個数: 64

約数和(自身を含む): 468115200

約数和(自身を除く): 247861192

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 53, 62, 104, 106, 124, 212, 248, 403, 424, 689, 806, 1289, 1378, 1612, 1643, 2578, 2756, 3224, 3286, 5156, 5512, 6572, 10312, 13144, 16757, 21359, 33514, 39959, 42718, 67028, 68317, 79918, 85436, 134056, 136634, 159836, 170872, 273268, 319672, 519467, 546536, 888121, 1038934, 1776242, 2077868, 2117827, 3552484, 4155736, 4235654, 7104968, 8471308, 16942616, 27531751, 55063502, 110127004, 220254008]

約数ペア:

[(1, 220254008), (2, 110127004), (4, 55063502), (8, 27531751), (13, 16942616), (26, 8471308), (31, 7104968), (52, 4235654), (53, 4155736), (62, 3552484), (104, 2117827), (106, 2077868), (124, 1776242), (212, 1038934), (248, 888121), (403, 546536), (424, 519467), (689, 319672), (806, 273268), (1289, 170872), (1378, 159836), (1612, 136634), (1643, 134056), (2578, 85436), (2756, 79918), (3224, 68317), (3286, 67028), (5156, 42718), (5512, 39959), (6572, 33514), (10312, 21359), (13144, 16757)]