238231900

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^2\times {\mathrm{37}}^1\times {\mathrm{67}}^1$

素因数の和:180

約数の個数: 108

約数和(自身を含む): 556802904

約数和(自身を除く): 318571004

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 37, 50, 62, 67, 74, 100, 124, 134, 148, 155, 185, 268, 310, 335, 370, 620, 670, 740, 775, 925, 961, 1147, 1340, 1550, 1675, 1850, 1922, 2077, 2294, 2479, 3100, 3350, 3700, 3844, 4154, 4588, 4805, 4958, 5735, 6700, 8308, 9610, 9916, 10385, 11470, 12395, 19220, 20770, 22940, 24025, 24790, 28675, 35557, 41540, 48050, 49580, 51925, 57350, 61975, 64387, 71114, 76849, 96100, 103850, 114700, 123950, 128774, 142228, 153698, 177785, 207700, 247900, 257548, 307396, 321935, 355570, 384245, 643870, 711140, 768490, 888925, 1287740, 1536980, 1609675, 1777850, 1921225, 2382319, 3219350, 3555700, 3842450, 4764638, 6438700, 7684900, 9529276, 11911595, 23823190, 47646380, 59557975, 119115950, 238231900]

約数ペア:

[(1, 238231900), (2, 119115950), (4, 59557975), (5, 47646380), (10, 23823190), (20, 11911595), (25, 9529276), (31, 7684900), (37, 6438700), (50, 4764638), (62, 3842450), (67, 3555700), (74, 3219350), (100, 2382319), (124, 1921225), (134, 1777850), (148, 1609675), (155, 1536980), (185, 1287740), (268, 888925), (310, 768490), (335, 711140), (370, 643870), (620, 384245), (670, 355570), (740, 321935), (775, 307396), (925, 257548), (961, 247900), (1147, 207700), (1340, 177785), (1550, 153698), (1675, 142228), (1850, 128774), (1922, 123950), (2077, 114700), (2294, 103850), (2479, 96100), (3100, 76849), (3350, 71114), (3700, 64387), (3844, 61975), (4154, 57350), (4588, 51925), (4805, 49580), (4958, 48050), (5735, 41540), (6700, 35557), (8308, 28675), (9610, 24790), (9916, 24025), (10385, 22940), (11470, 20770), (12395, 19220)]