221564460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{284057}}^1$

素因数の和:284082

約数の個数: 48

約数和(自身を含む): 668104416

約数和(自身を除く): 446539956

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, 284057, 568114, 852171, 1136228, 1420285, 1704342, 2840570, 3408684, 3692741, 4260855, 5681140, 7385482, 8521710, 11078223, 14770964, 17043420, 18463705, 22156446, 36927410, 44312892, 55391115, 73854820, 110782230, 221564460]

約数ペア:

[(1, 221564460), (2, 110782230), (3, 73854820), (4, 55391115), (5, 44312892), (6, 36927410), (10, 22156446), (12, 18463705), (13, 17043420), (15, 14770964), (20, 11078223), (26, 8521710), (30, 7385482), (39, 5681140), (52, 4260855), (60, 3692741), (65, 3408684), (78, 2840570), (130, 1704342), (156, 1420285), (195, 1136228), (260, 852171), (390, 568114), (780, 284057)]