222008540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{3457}}^1$

素因数の和:3511

約数の個数: 72

約数和(自身を含む): 531563760

約数和(自身を除く): 309555220

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 169, 190, 247, 260, 338, 380, 494, 676, 845, 988, 1235, 1690, 2470, 3211, 3380, 3457, 4940, 6422, 6914, 12844, 13828, 16055, 17285, 32110, 34570, 44941, 64220, 65683, 69140, 89882, 131366, 179764, 224705, 262732, 328415, 449410, 584233, 656830, 853879, 898820, 1168466, 1313660, 1707758, 2336932, 2921165, 3415516, 4269395, 5842330, 8538790, 11100427, 11684660, 17077580, 22200854, 44401708, 55502135, 111004270, 222008540]

約数ペア:

[(1, 222008540), (2, 111004270), (4, 55502135), (5, 44401708), (10, 22200854), (13, 17077580), (19, 11684660), (20, 11100427), (26, 8538790), (38, 5842330), (52, 4269395), (65, 3415516), (76, 2921165), (95, 2336932), (130, 1707758), (169, 1313660), (190, 1168466), (247, 898820), (260, 853879), (338, 656830), (380, 584233), (494, 449410), (676, 328415), (845, 262732), (988, 224705), (1235, 179764), (1690, 131366), (2470, 89882), (3211, 69140), (3380, 65683), (3457, 64220), (4940, 44941), (6422, 34570), (6914, 32110), (12844, 17285), (13828, 16055)]