8580120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{563}}^1$

素因数の和:704

約数の個数: 64

約数和(自身を含む): 25989120

約数和(自身を除く): 17409000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 127, 254, 381, 508, 563, 635, 762, 1016, 1126, 1270, 1524, 1689, 1905, 2252, 2540, 2815, 3048, 3378, 3810, 4504, 5080, 5630, 6756, 7620, 8445, 11260, 13512, 15240, 16890, 22520, 33780, 67560, 71501, 143002, 214503, 286004, 357505, 429006, 572008, 715010, 858012, 1072515, 1430020, 1716024, 2145030, 2860040, 4290060, 8580120]

約数ペア:

[(1, 8580120), (2, 4290060), (3, 2860040), (4, 2145030), (5, 1716024), (6, 1430020), (8, 1072515), (10, 858012), (12, 715010), (15, 572008), (20, 429006), (24, 357505), (30, 286004), (40, 214503), (60, 143002), (120, 71501), (127, 67560), (254, 33780), (381, 22520), (508, 16890), (563, 15240), (635, 13512), (762, 11260), (1016, 8445), (1126, 7620), (1270, 6756), (1524, 5630), (1689, 5080), (1905, 4504), (2252, 3810), (2540, 3378), (2815, 3048)]