16565880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{1087}}^1$

素因数の和:1228

約数の個数: 64

約数和(自身を含む): 50135040

約数和(自身を除く): 33569160

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, 1087, 1270, 1524, 1905, 2174, 2540, 3048, 3261, 3810, 4348, 5080, 5435, 6522, 7620, 8696, 10870, 13044, 15240, 16305, 21740, 26088, 32610, 43480, 65220, 130440, 138049, 276098, 414147, 552196, 690245, 828294, 1104392, 1380490, 1656588, 2070735, 2760980, 3313176, 4141470, 5521960, 8282940, 16565880]

約数ペア:

[(1, 16565880), (2, 8282940), (3, 5521960), (4, 4141470), (5, 3313176), (6, 2760980), (8, 2070735), (10, 1656588), (12, 1380490), (15, 1104392), (20, 828294), (24, 690245), (30, 552196), (40, 414147), (60, 276098), (120, 138049), (127, 130440), (254, 65220), (381, 43480), (508, 32610), (635, 26088), (762, 21740), (1016, 16305), (1087, 15240), (1270, 13044), (1524, 10870), (1905, 8696), (2174, 7620), (2540, 6522), (3048, 5435), (3261, 5080), (3810, 4348)]