161761920

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{173}}^1\times {\mathrm{487}}^1$

素因数の和:682

約数の個数: 128

約数和(自身を含む): 519661440

約数和(自身を除く): 357899520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 173, 192, 240, 320, 346, 384, 480, 487, 519, 640, 692, 865, 960, 974, 1038, 1384, 1461, 1730, 1920, 1948, 2076, 2435, 2595, 2768, 2922, 3460, 3896, 4152, 4870, 5190, 5536, 5844, 6920, 7305, 7792, 8304, 9740, 10380, 11072, 11688, 13840, 14610, 15584, 16608, 19480, 20760, 22144, 23376, 27680, 29220, 31168, 33216, 38960, 41520, 46752, 55360, 58440, 62336, 66432, 77920, 83040, 84251, 93504, 110720, 116880, 155840, 166080, 168502, 187008, 233760, 252753, 311680, 332160, 337004, 421255, 467520, 505506, 674008, 842510, 935040, 1011012, 1263765, 1348016, 1685020, 2022024, 2527530, 2696032, 3370040, 4044048, 5055060, 5392064, 6740080, 8088096, 10110120, 10784128, 13480160, 16176192, 20220240, 26960320, 32352384, 40440480, 53920640, 80880960, 161761920]

約数ペア:

[(1, 161761920), (2, 80880960), (3, 53920640), (4, 40440480), (5, 32352384), (6, 26960320), (8, 20220240), (10, 16176192), (12, 13480160), (15, 10784128), (16, 10110120), (20, 8088096), (24, 6740080), (30, 5392064), (32, 5055060), (40, 4044048), (48, 3370040), (60, 2696032), (64, 2527530), (80, 2022024), (96, 1685020), (120, 1348016), (128, 1263765), (160, 1011012), (173, 935040), (192, 842510), (240, 674008), (320, 505506), (346, 467520), (384, 421255), (480, 337004), (487, 332160), (519, 311680), (640, 252753), (692, 233760), (865, 187008), (960, 168502), (974, 166080), (1038, 155840), (1384, 116880), (1461, 110720), (1730, 93504), (1920, 84251), (1948, 83040), (2076, 77920), (2435, 66432), (2595, 62336), (2768, 58440), (2922, 55360), (3460, 46752), (3896, 41520), (4152, 38960), (4870, 33216), (5190, 31168), (5536, 29220), (5844, 27680), (6920, 23376), (7305, 22144), (7792, 20760), (8304, 19480), (9740, 16608), (10380, 15584), (11072, 14610), (11688, 13840)]