981036180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{2089}}^1\times {\mathrm{2609}}^1$

素因数の和:4713

約数の個数: 72

約数和(自身を含む): 2978375400

約数和(自身を除く): 1997339220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 2089, 2609, 4178, 5218, 6267, 7827, 8356, 10436, 10445, 12534, 13045, 15654, 18801, 20890, 23481, 25068, 26090, 31308, 31335, 37602, 39135, 41780, 46962, 52180, 62670, 75204, 78270, 93924, 94005, 117405, 125340, 156540, 188010, 234810, 376020, 469620, 5450201, 10900402, 16350603, 21800804, 27251005, 32701206, 49051809, 54502010, 65402412, 81753015, 98103618, 109004020, 163506030, 196207236, 245259045, 327012060, 490518090, 981036180]

約数ペア:

[(1, 981036180), (2, 490518090), (3, 327012060), (4, 245259045), (5, 196207236), (6, 163506030), (9, 109004020), (10, 98103618), (12, 81753015), (15, 65402412), (18, 54502010), (20, 49051809), (30, 32701206), (36, 27251005), (45, 21800804), (60, 16350603), (90, 10900402), (180, 5450201), (2089, 469620), (2609, 376020), (4178, 234810), (5218, 188010), (6267, 156540), (7827, 125340), (8356, 117405), (10436, 94005), (10445, 93924), (12534, 78270), (13045, 75204), (15654, 62670), (18801, 52180), (20890, 46962), (23481, 41780), (25068, 39135), (26090, 37602), (31308, 31335)]