80954520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{18233}}^1$

素因数の和:18284

約数の個数: 64

約数和(自身を含む): 249441120

約数和(自身を除く): 168486600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 60, 74, 111, 120, 148, 185, 222, 296, 370, 444, 555, 740, 888, 1110, 1480, 2220, 4440, 18233, 36466, 54699, 72932, 91165, 109398, 145864, 182330, 218796, 273495, 364660, 437592, 546990, 674621, 729320, 1093980, 1349242, 2023863, 2187960, 2698484, 3373105, 4047726, 5396968, 6746210, 8095452, 10119315, 13492420, 16190904, 20238630, 26984840, 40477260, 80954520]

約数ペア:

[(1, 80954520), (2, 40477260), (3, 26984840), (4, 20238630), (5, 16190904), (6, 13492420), (8, 10119315), (10, 8095452), (12, 6746210), (15, 5396968), (20, 4047726), (24, 3373105), (30, 2698484), (37, 2187960), (40, 2023863), (60, 1349242), (74, 1093980), (111, 729320), (120, 674621), (148, 546990), (185, 437592), (222, 364660), (296, 273495), (370, 218796), (444, 182330), (555, 145864), (740, 109398), (888, 91165), (1110, 72932), (1480, 54699), (2220, 36466), (4440, 18233)]