149557640

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{4159}}^1$

素因数の和:4230

約数の個数: 64

約数和(自身を含む): 359424000

約数和(自身を除く): 209866360

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 31, 40, 58, 62, 116, 124, 145, 155, 232, 248, 290, 310, 580, 620, 899, 1160, 1240, 1798, 3596, 4159, 4495, 7192, 8318, 8990, 16636, 17980, 20795, 33272, 35960, 41590, 83180, 120611, 128929, 166360, 241222, 257858, 482444, 515716, 603055, 644645, 964888, 1031432, 1206110, 1289290, 2412220, 2578580, 3738941, 4824440, 5157160, 7477882, 14955764, 18694705, 29911528, 37389410, 74778820, 149557640]

約数ペア:

[(1, 149557640), (2, 74778820), (4, 37389410), (5, 29911528), (8, 18694705), (10, 14955764), (20, 7477882), (29, 5157160), (31, 4824440), (40, 3738941), (58, 2578580), (62, 2412220), (116, 1289290), (124, 1206110), (145, 1031432), (155, 964888), (232, 644645), (248, 603055), (290, 515716), (310, 482444), (580, 257858), (620, 241222), (899, 166360), (1160, 128929), (1240, 120611), (1798, 83180), (3596, 41590), (4159, 35960), (4495, 33272), (7192, 20795), (8318, 17980), (8990, 16636)]