30944520

素因数分解:

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

素因数の和:2059

約数の個数: 96

約数和(自身を含む): 102960000

約数和(自身を除く): 72015480

約数列:

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

約数ペア:

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