405384

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1$

素因数の和:162

約数の個数: 64

約数和(自身を含む): 1228800

約数和(自身を除く): 823416

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 19, 21, 24, 28, 38, 42, 56, 57, 76, 84, 114, 127, 133, 152, 168, 228, 254, 266, 381, 399, 456, 508, 532, 762, 798, 889, 1016, 1064, 1524, 1596, 1778, 2413, 2667, 3048, 3192, 3556, 4826, 5334, 7112, 7239, 9652, 10668, 14478, 16891, 19304, 21336, 28956, 33782, 50673, 57912, 67564, 101346, 135128, 202692, 405384]

約数ペア:

[(1, 405384), (2, 202692), (3, 135128), (4, 101346), (6, 67564), (7, 57912), (8, 50673), (12, 33782), (14, 28956), (19, 21336), (21, 19304), (24, 16891), (28, 14478), (38, 10668), (42, 9652), (56, 7239), (57, 7112), (76, 5334), (84, 4826), (114, 3556), (127, 3192), (133, 3048), (152, 2667), (168, 2413), (228, 1778), (254, 1596), (266, 1524), (381, 1064), (399, 1016), (456, 889), (508, 798), (532, 762)]