172735480

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{1381}}^1$

素因数の和:1504

約数の個数: 64

約数和(自身を含む): 402991200

約数和(自身を除く): 230255720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 59, 106, 118, 212, 236, 265, 295, 424, 472, 530, 590, 1060, 1180, 1381, 2120, 2360, 2762, 3127, 5524, 6254, 6905, 11048, 12508, 13810, 15635, 25016, 27620, 31270, 55240, 62540, 73193, 81479, 125080, 146386, 162958, 292772, 325916, 365965, 407395, 585544, 651832, 731930, 814790, 1463860, 1629580, 2927720, 3259160, 4318387, 8636774, 17273548, 21591935, 34547096, 43183870, 86367740, 172735480]

約数ペア:

[(1, 172735480), (2, 86367740), (4, 43183870), (5, 34547096), (8, 21591935), (10, 17273548), (20, 8636774), (40, 4318387), (53, 3259160), (59, 2927720), (106, 1629580), (118, 1463860), (212, 814790), (236, 731930), (265, 651832), (295, 585544), (424, 407395), (472, 365965), (530, 325916), (590, 292772), (1060, 162958), (1180, 146386), (1381, 125080), (2120, 81479), (2360, 73193), (2762, 62540), (3127, 55240), (5524, 31270), (6254, 27620), (6905, 25016), (11048, 15635), (12508, 13810)]