18180360

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4591}}^1$

素因数の和:4619

約数の個数: 96

約数和(自身を含む): 64471680

約数和(自身を除く): 46291320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 88, 90, 99, 110, 120, 132, 165, 180, 198, 220, 264, 330, 360, 396, 440, 495, 660, 792, 990, 1320, 1980, 3960, 4591, 9182, 13773, 18364, 22955, 27546, 36728, 41319, 45910, 50501, 55092, 68865, 82638, 91820, 101002, 110184, 137730, 151503, 165276, 183640, 202004, 206595, 252505, 275460, 303006, 330552, 404008, 413190, 454509, 505010, 550920, 606012, 757515, 826380, 909018, 1010020, 1212024, 1515030, 1652760, 1818036, 2020040, 2272545, 3030060, 3636072, 4545090, 6060120, 9090180, 18180360]

約数ペア:

[(1, 18180360), (2, 9090180), (3, 6060120), (4, 4545090), (5, 3636072), (6, 3030060), (8, 2272545), (9, 2020040), (10, 1818036), (11, 1652760), (12, 1515030), (15, 1212024), (18, 1010020), (20, 909018), (22, 826380), (24, 757515), (30, 606012), (33, 550920), (36, 505010), (40, 454509), (44, 413190), (45, 404008), (55, 330552), (60, 303006), (66, 275460), (72, 252505), (88, 206595), (90, 202004), (99, 183640), (110, 165276), (120, 151503), (132, 137730), (165, 110184), (180, 101002), (198, 91820), (220, 82638), (264, 68865), (330, 55092), (360, 50501), (396, 45910), (440, 41319), (495, 36728), (660, 27546), (792, 22955), (990, 18364), (1320, 13773), (1980, 9182), (3960, 4591)]