204706020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{701}}^1$

素因数の和:901

約数の個数: 96

約数和(自身を含む): 596284416

約数和(自身を除く): 391578396

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 157, 186, 310, 314, 372, 465, 471, 620, 628, 701, 785, 930, 942, 1402, 1570, 1860, 1884, 2103, 2355, 2804, 3140, 3505, 4206, 4710, 4867, 7010, 8412, 9420, 9734, 10515, 14020, 14601, 19468, 21030, 21731, 24335, 29202, 42060, 43462, 48670, 58404, 65193, 73005, 86924, 97340, 108655, 110057, 130386, 146010, 217310, 220114, 260772, 292020, 325965, 330171, 434620, 440228, 550285, 651930, 660342, 1100570, 1303860, 1320684, 1650855, 2201140, 3301710, 3411767, 6603420, 6823534, 10235301, 13647068, 17058835, 20470602, 34117670, 40941204, 51176505, 68235340, 102353010, 204706020]

約数ペア:

[(1, 204706020), (2, 102353010), (3, 68235340), (4, 51176505), (5, 40941204), (6, 34117670), (10, 20470602), (12, 17058835), (15, 13647068), (20, 10235301), (30, 6823534), (31, 6603420), (60, 3411767), (62, 3301710), (93, 2201140), (124, 1650855), (155, 1320684), (157, 1303860), (186, 1100570), (310, 660342), (314, 651930), (372, 550285), (465, 440228), (471, 434620), (620, 330171), (628, 325965), (701, 292020), (785, 260772), (930, 220114), (942, 217310), (1402, 146010), (1570, 130386), (1860, 110057), (1884, 108655), (2103, 97340), (2355, 86924), (2804, 73005), (3140, 65193), (3505, 58404), (4206, 48670), (4710, 43462), (4867, 42060), (7010, 29202), (8412, 24335), (9420, 21731), (9734, 21030), (10515, 19468), (14020, 14601)]