212723320

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{3919}}^1$

素因数の和:4012

約数の個数: 64

約数和(自身を含む): 508032000

約数和(自身を除く): 295308680

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 59, 92, 115, 118, 184, 230, 236, 295, 460, 472, 590, 920, 1180, 1357, 2360, 2714, 3919, 5428, 6785, 7838, 10856, 13570, 15676, 19595, 27140, 31352, 39190, 54280, 78380, 90137, 156760, 180274, 231221, 360548, 450685, 462442, 721096, 901370, 924884, 1156105, 1802740, 1849768, 2312210, 3605480, 4624420, 5318083, 9248840, 10636166, 21272332, 26590415, 42544664, 53180830, 106361660, 212723320]

約数ペア:

[(1, 212723320), (2, 106361660), (4, 53180830), (5, 42544664), (8, 26590415), (10, 21272332), (20, 10636166), (23, 9248840), (40, 5318083), (46, 4624420), (59, 3605480), (92, 2312210), (115, 1849768), (118, 1802740), (184, 1156105), (230, 924884), (236, 901370), (295, 721096), (460, 462442), (472, 450685), (590, 360548), (920, 231221), (1180, 180274), (1357, 156760), (2360, 90137), (2714, 78380), (3919, 54280), (5428, 39190), (6785, 31352), (7838, 27140), (10856, 19595), (13570, 15676)]