81480120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{16561}}^1$

素因数の和:16616

約数の個数: 64

約数和(自身を含む): 250417440

約数和(自身を除く): 168937320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 41, 60, 82, 120, 123, 164, 205, 246, 328, 410, 492, 615, 820, 984, 1230, 1640, 2460, 4920, 16561, 33122, 49683, 66244, 82805, 99366, 132488, 165610, 198732, 248415, 331220, 397464, 496830, 662440, 679001, 993660, 1358002, 1987320, 2037003, 2716004, 3395005, 4074006, 5432008, 6790010, 8148012, 10185015, 13580020, 16296024, 20370030, 27160040, 40740060, 81480120]

約数ペア:

[(1, 81480120), (2, 40740060), (3, 27160040), (4, 20370030), (5, 16296024), (6, 13580020), (8, 10185015), (10, 8148012), (12, 6790010), (15, 5432008), (20, 4074006), (24, 3395005), (30, 2716004), (40, 2037003), (41, 1987320), (60, 1358002), (82, 993660), (120, 679001), (123, 662440), (164, 496830), (205, 397464), (246, 331220), (328, 248415), (410, 198732), (492, 165610), (615, 132488), (820, 99366), (984, 82805), (1230, 66244), (1640, 49683), (2460, 33122), (4920, 16561)]