19829100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{157}}^1\times {\mathrm{421}}^1$

素因数の和:595

約数の個数: 72

約数和(自身を含む): 57874768

約数和(自身を除く): 38045668

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 157, 300, 314, 421, 471, 628, 785, 842, 942, 1263, 1570, 1684, 1884, 2105, 2355, 2526, 3140, 3925, 4210, 4710, 5052, 6315, 7850, 8420, 9420, 10525, 11775, 12630, 15700, 21050, 23550, 25260, 31575, 42100, 47100, 63150, 66097, 126300, 132194, 198291, 264388, 330485, 396582, 660970, 793164, 991455, 1321940, 1652425, 1982910, 3304850, 3965820, 4957275, 6609700, 9914550, 19829100]

約数ペア:

[(1, 19829100), (2, 9914550), (3, 6609700), (4, 4957275), (5, 3965820), (6, 3304850), (10, 1982910), (12, 1652425), (15, 1321940), (20, 991455), (25, 793164), (30, 660970), (50, 396582), (60, 330485), (75, 264388), (100, 198291), (150, 132194), (157, 126300), (300, 66097), (314, 63150), (421, 47100), (471, 42100), (628, 31575), (785, 25260), (842, 23550), (942, 21050), (1263, 15700), (1570, 12630), (1684, 11775), (1884, 10525), (2105, 9420), (2355, 8420), (2526, 7850), (3140, 6315), (3925, 5052), (4210, 4710)]