90879660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{26573}}^1$

素因数の和:26607

約数の個数: 72

約数和(自身を含む): 290188080

約数和(自身を除く): 199308420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 26573, 53146, 79719, 106292, 132865, 159438, 239157, 265730, 318876, 398595, 478314, 504887, 531460, 797190, 956628, 1009774, 1195785, 1514661, 1594380, 2019548, 2391570, 2524435, 3029322, 4543983, 4783140, 5048870, 6058644, 7573305, 9087966, 10097740, 15146610, 18175932, 22719915, 30293220, 45439830, 90879660]

約数ペア:

[(1, 90879660), (2, 45439830), (3, 30293220), (4, 22719915), (5, 18175932), (6, 15146610), (9, 10097740), (10, 9087966), (12, 7573305), (15, 6058644), (18, 5048870), (19, 4783140), (20, 4543983), (30, 3029322), (36, 2524435), (38, 2391570), (45, 2019548), (57, 1594380), (60, 1514661), (76, 1195785), (90, 1009774), (95, 956628), (114, 797190), (171, 531460), (180, 504887), (190, 478314), (228, 398595), (285, 318876), (342, 265730), (380, 239157), (570, 159438), (684, 132865), (855, 106292), (1140, 79719), (1710, 53146), (3420, 26573)]