12953520

素因数分解:

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

素因数の和:2024

約数の個数: 100

約数和(自身を含む): 45012000

約数和(自身を除く): 32058480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 270, 324, 360, 405, 432, 540, 648, 720, 810, 1080, 1296, 1620, 1999, 2160, 3240, 3998, 5997, 6480, 7996, 9995, 11994, 15992, 17991, 19990, 23988, 29985, 31984, 35982, 39980, 47976, 53973, 59970, 71964, 79960, 89955, 95952, 107946, 119940, 143928, 159920, 161919, 179910, 215892, 239880, 269865, 287856, 323838, 359820, 431784, 479760, 539730, 647676, 719640, 809595, 863568, 1079460, 1295352, 1439280, 1619190, 2158920, 2590704, 3238380, 4317840, 6476760, 12953520]

約数ペア:

[(1, 12953520), (2, 6476760), (3, 4317840), (4, 3238380), (5, 2590704), (6, 2158920), (8, 1619190), (9, 1439280), (10, 1295352), (12, 1079460), (15, 863568), (16, 809595), (18, 719640), (20, 647676), (24, 539730), (27, 479760), (30, 431784), (36, 359820), (40, 323838), (45, 287856), (48, 269865), (54, 239880), (60, 215892), (72, 179910), (80, 161919), (81, 159920), (90, 143928), (108, 119940), (120, 107946), (135, 95952), (144, 89955), (162, 79960), (180, 71964), (216, 59970), (240, 53973), (270, 47976), (324, 39980), (360, 35982), (405, 31984), (432, 29985), (540, 23988), (648, 19990), (720, 17991), (810, 15992), (1080, 11994), (1296, 9995), (1620, 7996), (1999, 6480), (2160, 5997), (3240, 3998)]