42578040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{1783}}^1$

素因数の和:1996

約数の個数: 64

約数和(自身を含む): 128448000

約数和(自身を除く): 85869960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 199, 398, 597, 796, 995, 1194, 1592, 1783, 1990, 2388, 2985, 3566, 3980, 4776, 5349, 5970, 7132, 7960, 8915, 10698, 11940, 14264, 17830, 21396, 23880, 26745, 35660, 42792, 53490, 71320, 106980, 213960, 354817, 709634, 1064451, 1419268, 1774085, 2128902, 2838536, 3548170, 4257804, 5322255, 7096340, 8515608, 10644510, 14192680, 21289020, 42578040]

約数ペア:

[(1, 42578040), (2, 21289020), (3, 14192680), (4, 10644510), (5, 8515608), (6, 7096340), (8, 5322255), (10, 4257804), (12, 3548170), (15, 2838536), (20, 2128902), (24, 1774085), (30, 1419268), (40, 1064451), (60, 709634), (120, 354817), (199, 213960), (398, 106980), (597, 71320), (796, 53490), (995, 42792), (1194, 35660), (1592, 26745), (1783, 23880), (1990, 21396), (2388, 17830), (2985, 14264), (3566, 11940), (3980, 10698), (4776, 8915), (5349, 7960), (5970, 7132)]