221369460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{283807}}^1$

素因数の和:283832

約数の個数: 48

約数和(自身を含む): 667516416

約数和(自身を除く): 446146956

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 283807, 567614, 851421, 1135228, 1419035, 1702842, 2838070, 3405684, 3689491, 4257105, 5676140, 7378982, 8514210, 11068473, 14757964, 17028420, 18447455, 22136946, 36894910, 44273892, 55342365, 73789820, 110684730, 221369460]

約数ペア:

[(1, 221369460), (2, 110684730), (3, 73789820), (4, 55342365), (5, 44273892), (6, 36894910), (10, 22136946), (12, 18447455), (13, 17028420), (15, 14757964), (20, 11068473), (26, 8514210), (30, 7378982), (39, 5676140), (52, 4257105), (60, 3689491), (65, 3405684), (78, 2838070), (130, 1702842), (156, 1419035), (195, 1135228), (260, 851421), (390, 567614), (780, 283807)]