219637680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{915157}}^1$

素因数の和:915173

約数の個数: 40

約数和(自身を含む): 680877552

約数和(自身を除く): 461239872

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 915157, 1830314, 2745471, 3660628, 4575785, 5490942, 7321256, 9151570, 10981884, 13727355, 14642512, 18303140, 21963768, 27454710, 36606280, 43927536, 54909420, 73212560, 109818840, 219637680]

約数ペア:

[(1, 219637680), (2, 109818840), (3, 73212560), (4, 54909420), (5, 43927536), (6, 36606280), (8, 27454710), (10, 21963768), (12, 18303140), (15, 14642512), (16, 13727355), (20, 10981884), (24, 9151570), (30, 7321256), (40, 5490942), (48, 4575785), (60, 3660628), (80, 2745471), (120, 1830314), (240, 915157)]