42000240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1259}}^1$

素因数の和:1414

約数の個数: 80

約数和(自身を含む): 131241600

約数和(自身を除く): 89241360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 139, 240, 278, 417, 556, 695, 834, 1112, 1259, 1390, 1668, 2085, 2224, 2518, 2780, 3336, 3777, 4170, 5036, 5560, 6295, 6672, 7554, 8340, 10072, 11120, 12590, 15108, 16680, 18885, 20144, 25180, 30216, 33360, 37770, 50360, 60432, 75540, 100720, 151080, 175001, 302160, 350002, 525003, 700004, 875005, 1050006, 1400008, 1750010, 2100012, 2625015, 2800016, 3500020, 4200024, 5250030, 7000040, 8400048, 10500060, 14000080, 21000120, 42000240]

約数ペア:

[(1, 42000240), (2, 21000120), (3, 14000080), (4, 10500060), (5, 8400048), (6, 7000040), (8, 5250030), (10, 4200024), (12, 3500020), (15, 2800016), (16, 2625015), (20, 2100012), (24, 1750010), (30, 1400008), (40, 1050006), (48, 875005), (60, 700004), (80, 525003), (120, 350002), (139, 302160), (240, 175001), (278, 151080), (417, 100720), (556, 75540), (695, 60432), (834, 50360), (1112, 37770), (1259, 33360), (1390, 30216), (1668, 25180), (2085, 20144), (2224, 18885), (2518, 16680), (2780, 15108), (3336, 12590), (3777, 11120), (4170, 10072), (5036, 8340), (5560, 7554), (6295, 6672)]