205380360

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{63389}}^1$

素因数の和:63412

約数の個数: 80

約数和(自身を含む): 690317100

約数和(自身を除く): 484936740

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 63389, 126778, 190167, 253556, 316945, 380334, 507112, 570501, 633890, 760668, 950835, 1141002, 1267780, 1521336, 1711503, 1901670, 2282004, 2535560, 2852505, 3423006, 3803340, 4564008, 5134509, 5705010, 6846012, 7606680, 8557515, 10269018, 11410020, 13692024, 17115030, 20538036, 22820040, 25672545, 34230060, 41076072, 51345090, 68460120, 102690180, 205380360]

約数ペア:

[(1, 205380360), (2, 102690180), (3, 68460120), (4, 51345090), (5, 41076072), (6, 34230060), (8, 25672545), (9, 22820040), (10, 20538036), (12, 17115030), (15, 13692024), (18, 11410020), (20, 10269018), (24, 8557515), (27, 7606680), (30, 6846012), (36, 5705010), (40, 5134509), (45, 4564008), (54, 3803340), (60, 3423006), (72, 2852505), (81, 2535560), (90, 2282004), (108, 1901670), (120, 1711503), (135, 1521336), (162, 1267780), (180, 1141002), (216, 950835), (270, 760668), (324, 633890), (360, 570501), (405, 507112), (540, 380334), (648, 316945), (810, 253556), (1080, 190167), (1620, 126778), (3240, 63389)]