157808220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{43117}}^1$

素因数の和:43190

約数の個数: 48

約数和(自身を含む): 449117088

約数和(自身を除く): 291308868

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 61, 122, 183, 244, 305, 366, 610, 732, 915, 1220, 1830, 3660, 43117, 86234, 129351, 172468, 215585, 258702, 431170, 517404, 646755, 862340, 1293510, 2587020, 2630137, 5260274, 7890411, 10520548, 13150685, 15780822, 26301370, 31561644, 39452055, 52602740, 78904110, 157808220]

約数ペア:

[(1, 157808220), (2, 78904110), (3, 52602740), (4, 39452055), (5, 31561644), (6, 26301370), (10, 15780822), (12, 13150685), (15, 10520548), (20, 7890411), (30, 5260274), (60, 2630137), (61, 2587020), (122, 1293510), (183, 862340), (244, 646755), (305, 517404), (366, 431170), (610, 258702), (732, 215585), (915, 172468), (1220, 129351), (1830, 86234), (3660, 43117)]