31440120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{2063}}^1$

素因数の和:2204

約数の個数: 64

約数和(自身を含む): 95109120

約数和(自身を除く): 63669000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 127, 254, 381, 508, 635, 762, 1016, 1270, 1524, 1905, 2063, 2540, 3048, 3810, 4126, 5080, 6189, 7620, 8252, 10315, 12378, 15240, 16504, 20630, 24756, 30945, 41260, 49512, 61890, 82520, 123780, 247560, 262001, 524002, 786003, 1048004, 1310005, 1572006, 2096008, 2620010, 3144012, 3930015, 5240020, 6288024, 7860030, 10480040, 15720060, 31440120]

約数ペア:

[(1, 31440120), (2, 15720060), (3, 10480040), (4, 7860030), (5, 6288024), (6, 5240020), (8, 3930015), (10, 3144012), (12, 2620010), (15, 2096008), (20, 1572006), (24, 1310005), (30, 1048004), (40, 786003), (60, 524002), (120, 262001), (127, 247560), (254, 123780), (381, 82520), (508, 61890), (635, 49512), (762, 41260), (1016, 30945), (1270, 24756), (1524, 20630), (1905, 16504), (2063, 15240), (2540, 12378), (3048, 10315), (3810, 8252), (4126, 7620), (5080, 6189)]