221224380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{21817}}^1$

素因数の和:21855

約数の個数: 72

約数和(自身を含む): 670772592

約数和(自身を除く): 449548212

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 169, 195, 260, 338, 390, 507, 676, 780, 845, 1014, 1690, 2028, 2535, 3380, 5070, 10140, 21817, 43634, 65451, 87268, 109085, 130902, 218170, 261804, 283621, 327255, 436340, 567242, 654510, 850863, 1134484, 1309020, 1418105, 1701726, 2836210, 3403452, 3687073, 4254315, 5672420, 7374146, 8508630, 11061219, 14748292, 17017260, 18435365, 22122438, 36870730, 44244876, 55306095, 73741460, 110612190, 221224380]

約数ペア:

[(1, 221224380), (2, 110612190), (3, 73741460), (4, 55306095), (5, 44244876), (6, 36870730), (10, 22122438), (12, 18435365), (13, 17017260), (15, 14748292), (20, 11061219), (26, 8508630), (30, 7374146), (39, 5672420), (52, 4254315), (60, 3687073), (65, 3403452), (78, 2836210), (130, 1701726), (156, 1418105), (169, 1309020), (195, 1134484), (260, 850863), (338, 654510), (390, 567242), (507, 436340), (676, 327255), (780, 283621), (845, 261804), (1014, 218170), (1690, 130902), (2028, 109085), (2535, 87268), (3380, 65451), (5070, 43634), (10140, 21817)]