78681360

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{327839}}^1$

素因数の和:327855

約数の個数: 40

約数和(自身を含む): 243912960

約数和(自身を除く): 165231600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 327839, 655678, 983517, 1311356, 1639195, 1967034, 2622712, 3278390, 3934068, 4917585, 5245424, 6556780, 7868136, 9835170, 13113560, 15736272, 19670340, 26227120, 39340680, 78681360]

約数ペア:

[(1, 78681360), (2, 39340680), (3, 26227120), (4, 19670340), (5, 15736272), (6, 13113560), (8, 9835170), (10, 7868136), (12, 6556780), (15, 5245424), (16, 4917585), (20, 3934068), (24, 3278390), (30, 2622712), (40, 1967034), (48, 1639195), (60, 1311356), (80, 983517), (120, 655678), (240, 327839)]