249404716

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{733}}^1$

素因数の和:815

約数の個数: 72

約数和(自身を含む): 519349040

約数和(自身を除く): 269944324

約数列:

[1, 2, 4, 11, 19, 22, 37, 38, 44, 74, 76, 121, 148, 209, 242, 407, 418, 484, 703, 733, 814, 836, 1406, 1466, 1628, 2299, 2812, 2932, 4477, 4598, 7733, 8063, 8954, 9196, 13927, 15466, 16126, 17908, 27121, 27854, 30932, 32252, 54242, 55708, 85063, 88693, 108484, 153197, 170126, 177386, 298331, 306394, 340252, 354772, 515299, 596662, 612788, 1030598, 1193324, 1685167, 2061196, 3281641, 3370334, 5668289, 6563282, 6740668, 11336578, 13126564, 22673156, 62351179, 124702358, 249404716]

約数ペア:

[(1, 249404716), (2, 124702358), (4, 62351179), (11, 22673156), (19, 13126564), (22, 11336578), (37, 6740668), (38, 6563282), (44, 5668289), (74, 3370334), (76, 3281641), (121, 2061196), (148, 1685167), (209, 1193324), (242, 1030598), (407, 612788), (418, 596662), (484, 515299), (703, 354772), (733, 340252), (814, 306394), (836, 298331), (1406, 177386), (1466, 170126), (1628, 153197), (2299, 108484), (2812, 88693), (2932, 85063), (4477, 55708), (4598, 54242), (7733, 32252), (8063, 30932), (8954, 27854), (9196, 27121), (13927, 17908), (15466, 16126)]