15667923975

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{40151}}^1$

素因数の和:40229

約数の個数: 72

約数和(自身を含む): 29136218496

約数和(自身を除く): 13468294521

約数列:

[1, 3, 5, 11, 15, 25, 33, 43, 55, 75, 121, 129, 165, 215, 275, 363, 473, 605, 645, 825, 1075, 1419, 1815, 2365, 3025, 3225, 5203, 7095, 9075, 11825, 15609, 26015, 35475, 40151, 78045, 120453, 130075, 200755, 390225, 441661, 602265, 1003775, 1324983, 1726493, 2208305, 3011325, 4858271, 5179479, 6624915, 8632465, 11041525, 14574813, 18991423, 24291355, 25897395, 33124575, 43162325, 56974269, 72874065, 94957115, 121456775, 129486975, 208905653, 284871345, 364370325, 474785575, 626716959, 1044528265, 1424356725, 3133584795, 5222641325, 15667923975]

約数ペア:

[(1, 15667923975), (3, 5222641325), (5, 3133584795), (11, 1424356725), (15, 1044528265), (25, 626716959), (33, 474785575), (43, 364370325), (55, 284871345), (75, 208905653), (121, 129486975), (129, 121456775), (165, 94957115), (215, 72874065), (275, 56974269), (363, 43162325), (473, 33124575), (605, 25897395), (645, 24291355), (825, 18991423), (1075, 14574813), (1419, 11041525), (1815, 8632465), (2365, 6624915), (3025, 5179479), (3225, 4858271), (5203, 3011325), (7095, 2208305), (9075, 1726493), (11825, 1324983), (15609, 1003775), (26015, 602265), (35475, 441661), (40151, 390225), (78045, 200755), (120453, 130075)]