164584280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{20269}}^1$

素因数の和:20316

約数の個数: 64

約数和(自身を含む): 437832000

約数和(自身を除く): 273247720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 56, 58, 70, 116, 140, 145, 203, 232, 280, 290, 406, 580, 812, 1015, 1160, 1624, 2030, 4060, 8120, 20269, 40538, 81076, 101345, 141883, 162152, 202690, 283766, 405380, 567532, 587801, 709415, 810760, 1135064, 1175602, 1418830, 2351204, 2837660, 2939005, 4114607, 4702408, 5675320, 5878010, 8229214, 11756020, 16458428, 20573035, 23512040, 32916856, 41146070, 82292140, 164584280]

約数ペア:

[(1, 164584280), (2, 82292140), (4, 41146070), (5, 32916856), (7, 23512040), (8, 20573035), (10, 16458428), (14, 11756020), (20, 8229214), (28, 5878010), (29, 5675320), (35, 4702408), (40, 4114607), (56, 2939005), (58, 2837660), (70, 2351204), (116, 1418830), (140, 1175602), (145, 1135064), (203, 810760), (232, 709415), (280, 587801), (290, 567532), (406, 405380), (580, 283766), (812, 202690), (1015, 162152), (1160, 141883), (1624, 101345), (2030, 81076), (4060, 40538), (8120, 20269)]