66579720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{277}}^1\times {\mathrm{2003}}^1$

素因数の和:2294

約数の個数: 64

約数和(自身を含む): 200560320

約数和(自身を除く): 133980600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 277, 554, 831, 1108, 1385, 1662, 2003, 2216, 2770, 3324, 4006, 4155, 5540, 6009, 6648, 8012, 8310, 10015, 11080, 12018, 16024, 16620, 20030, 24036, 30045, 33240, 40060, 48072, 60090, 80120, 120180, 240360, 554831, 1109662, 1664493, 2219324, 2774155, 3328986, 4438648, 5548310, 6657972, 8322465, 11096620, 13315944, 16644930, 22193240, 33289860, 66579720]

約数ペア:

[(1, 66579720), (2, 33289860), (3, 22193240), (4, 16644930), (5, 13315944), (6, 11096620), (8, 8322465), (10, 6657972), (12, 5548310), (15, 4438648), (20, 3328986), (24, 2774155), (30, 2219324), (40, 1664493), (60, 1109662), (120, 554831), (277, 240360), (554, 120180), (831, 80120), (1108, 60090), (1385, 48072), (1662, 40060), (2003, 33240), (2216, 30045), (2770, 24036), (3324, 20030), (4006, 16620), (4155, 16024), (5540, 12018), (6009, 11080), (6648, 10015), (8012, 8310)]