78893040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{328721}}^1$

素因数の和:328737

約数の個数: 40

約数和(自身を含む): 244569168

約数和(自身を除く): 165676128

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 328721, 657442, 986163, 1314884, 1643605, 1972326, 2629768, 3287210, 3944652, 4930815, 5259536, 6574420, 7889304, 9861630, 13148840, 15778608, 19723260, 26297680, 39446520, 78893040]

約数ペア:

[(1, 78893040), (2, 39446520), (3, 26297680), (4, 19723260), (5, 15778608), (6, 13148840), (8, 9861630), (10, 7889304), (12, 6574420), (15, 5259536), (16, 4930815), (20, 3944652), (24, 3287210), (30, 2629768), (40, 1972326), (48, 1643605), (60, 1314884), (80, 986163), (120, 657442), (240, 328721)]