80308920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{669241}}^1$

素因数の和:669255

約数の個数: 32

約数和(自身を含む): 240927120

約数和(自身を除く): 160618200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 669241, 1338482, 2007723, 2676964, 3346205, 4015446, 5353928, 6692410, 8030892, 10038615, 13384820, 16061784, 20077230, 26769640, 40154460, 80308920]

約数ペア:

[(1, 80308920), (2, 40154460), (3, 26769640), (4, 20077230), (5, 16061784), (6, 13384820), (8, 10038615), (10, 8030892), (12, 6692410), (15, 5353928), (20, 4015446), (24, 3346205), (30, 2676964), (40, 2007723), (60, 1338482), (120, 669241)]