665315220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{277}}^1\times {\mathrm{40031}}^1$

素因数の和:40320

約数の個数: 48

約数和(自身を含む): 1869654528

約数和(自身を除く): 1204339308

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 277, 554, 831, 1108, 1385, 1662, 2770, 3324, 4155, 5540, 8310, 16620, 40031, 80062, 120093, 160124, 200155, 240186, 400310, 480372, 600465, 800620, 1200930, 2401860, 11088587, 22177174, 33265761, 44354348, 55442935, 66531522, 110885870, 133063044, 166328805, 221771740, 332657610, 665315220]

約数ペア:

[(1, 665315220), (2, 332657610), (3, 221771740), (4, 166328805), (5, 133063044), (6, 110885870), (10, 66531522), (12, 55442935), (15, 44354348), (20, 33265761), (30, 22177174), (60, 11088587), (277, 2401860), (554, 1200930), (831, 800620), (1108, 600465), (1385, 480372), (1662, 400310), (2770, 240186), (3324, 200155), (4155, 160124), (5540, 120093), (8310, 80062), (16620, 40031)]