267440080

素因数分解:

$2^4\times 5^1\times {\mathrm{107}}^1\times {\mathrm{157}}^1\times {\mathrm{199}}^1$

素因数の和:476

約数の個数: 80

約数和(自身を含む): 634780800

約数和(自身を除く): 367340720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 107, 157, 199, 214, 314, 398, 428, 535, 628, 785, 796, 856, 995, 1070, 1256, 1570, 1592, 1712, 1990, 2140, 2512, 3140, 3184, 3980, 4280, 6280, 7960, 8560, 12560, 15920, 16799, 21293, 31243, 33598, 42586, 62486, 67196, 83995, 85172, 106465, 124972, 134392, 156215, 167990, 170344, 212930, 249944, 268784, 312430, 335980, 340688, 425860, 499888, 624860, 671960, 851720, 1249720, 1343920, 1703440, 2499440, 3343001, 6686002, 13372004, 16715005, 26744008, 33430010, 53488016, 66860020, 133720040, 267440080]

約数ペア:

[(1, 267440080), (2, 133720040), (4, 66860020), (5, 53488016), (8, 33430010), (10, 26744008), (16, 16715005), (20, 13372004), (40, 6686002), (80, 3343001), (107, 2499440), (157, 1703440), (199, 1343920), (214, 1249720), (314, 851720), (398, 671960), (428, 624860), (535, 499888), (628, 425860), (785, 340688), (796, 335980), (856, 312430), (995, 268784), (1070, 249944), (1256, 212930), (1570, 170344), (1592, 167990), (1712, 156215), (1990, 134392), (2140, 124972), (2512, 106465), (3140, 85172), (3184, 83995), (3980, 67196), (4280, 62486), (6280, 42586), (7960, 33598), (8560, 31243), (12560, 21293), (15920, 16799)]