9715140

素因数分解:

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

素因数の和:2023

約数の個数: 72

約数和(自身を含む): 30576000

約数和(自身を除く): 20860860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 405, 486, 540, 810, 972, 1215, 1620, 1999, 2430, 3998, 4860, 5997, 7996, 9995, 11994, 17991, 19990, 23988, 29985, 35982, 39980, 53973, 59970, 71964, 89955, 107946, 119940, 161919, 179910, 215892, 269865, 323838, 359820, 485757, 539730, 647676, 809595, 971514, 1079460, 1619190, 1943028, 2428785, 3238380, 4857570, 9715140]

約数ペア:

[(1, 9715140), (2, 4857570), (3, 3238380), (4, 2428785), (5, 1943028), (6, 1619190), (9, 1079460), (10, 971514), (12, 809595), (15, 647676), (18, 539730), (20, 485757), (27, 359820), (30, 323838), (36, 269865), (45, 215892), (54, 179910), (60, 161919), (81, 119940), (90, 107946), (108, 89955), (135, 71964), (162, 59970), (180, 53973), (243, 39980), (270, 35982), (324, 29985), (405, 23988), (486, 19990), (540, 17991), (810, 11994), (972, 9995), (1215, 7996), (1620, 5997), (1999, 4860), (2430, 3998)]