1515521000440

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{4201}}^1\times {\mathrm{219971}}^1$

素因数の和:224224

約数の個数: 64

約数和(自身を含む): 3493938460320

約数和(自身を除く): 1978417459880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 4201, 8402, 16804, 21005, 33608, 42010, 84020, 168040, 172241, 219971, 344482, 439942, 688964, 861205, 879884, 1099855, 1377928, 1722410, 1759768, 2199710, 3444820, 4399420, 6889640, 8798840, 9018811, 18037622, 36075244, 45094055, 72150488, 90188110, 180376220, 360752440, 924098171, 1848196342, 3696392684, 4620490855, 7392785368, 9240981710, 18481963420, 36963926840, 37888025011, 75776050022, 151552100044, 189440125055, 303104200088, 378880250110, 757760500220, 1515521000440]

約数ペア:

[(1, 1515521000440), (2, 757760500220), (4, 378880250110), (5, 303104200088), (8, 189440125055), (10, 151552100044), (20, 75776050022), (40, 37888025011), (41, 36963926840), (82, 18481963420), (164, 9240981710), (205, 7392785368), (328, 4620490855), (410, 3696392684), (820, 1848196342), (1640, 924098171), (4201, 360752440), (8402, 180376220), (16804, 90188110), (21005, 72150488), (33608, 45094055), (42010, 36075244), (84020, 18037622), (168040, 9018811), (172241, 8798840), (219971, 6889640), (344482, 4399420), (439942, 3444820), (688964, 2199710), (861205, 1759768), (879884, 1722410), (1099855, 1377928)]