61889040

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1999}}^1$

素因数の和:2061

約数の個数: 120

約数和(自身を含む): 212784000

約数和(自身を除く): 150894960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 43, 45, 48, 60, 72, 80, 86, 90, 120, 129, 144, 172, 180, 215, 240, 258, 344, 360, 387, 430, 516, 645, 688, 720, 774, 860, 1032, 1290, 1548, 1720, 1935, 1999, 2064, 2580, 3096, 3440, 3870, 3998, 5160, 5997, 6192, 7740, 7996, 9995, 10320, 11994, 15480, 15992, 17991, 19990, 23988, 29985, 30960, 31984, 35982, 39980, 47976, 59970, 71964, 79960, 85957, 89955, 95952, 119940, 143928, 159920, 171914, 179910, 239880, 257871, 287856, 343828, 359820, 429785, 479760, 515742, 687656, 719640, 773613, 859570, 1031484, 1289355, 1375312, 1439280, 1547226, 1719140, 2062968, 2578710, 3094452, 3438280, 3868065, 4125936, 5157420, 6188904, 6876560, 7736130, 10314840, 12377808, 15472260, 20629680, 30944520, 61889040]

約数ペア:

[(1, 61889040), (2, 30944520), (3, 20629680), (4, 15472260), (5, 12377808), (6, 10314840), (8, 7736130), (9, 6876560), (10, 6188904), (12, 5157420), (15, 4125936), (16, 3868065), (18, 3438280), (20, 3094452), (24, 2578710), (30, 2062968), (36, 1719140), (40, 1547226), (43, 1439280), (45, 1375312), (48, 1289355), (60, 1031484), (72, 859570), (80, 773613), (86, 719640), (90, 687656), (120, 515742), (129, 479760), (144, 429785), (172, 359820), (180, 343828), (215, 287856), (240, 257871), (258, 239880), (344, 179910), (360, 171914), (387, 159920), (430, 143928), (516, 119940), (645, 95952), (688, 89955), (720, 85957), (774, 79960), (860, 71964), (1032, 59970), (1290, 47976), (1548, 39980), (1720, 35982), (1935, 31984), (1999, 30960), (2064, 29985), (2580, 23988), (3096, 19990), (3440, 17991), (3870, 15992), (3998, 15480), (5160, 11994), (5997, 10320), (6192, 9995), (7740, 7996)]