939440640

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{122323}}^1$

素因数の和:122349

約数の個数: 80

約数和(自身を含む): 3003298848

約数和(自身を除く): 2063858208

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, 192, 240, 256, 320, 384, 480, 512, 640, 768, 960, 1280, 1536, 1920, 2560, 3840, 7680, 122323, 244646, 366969, 489292, 611615, 733938, 978584, 1223230, 1467876, 1834845, 1957168, 2446460, 2935752, 3669690, 3914336, 4892920, 5871504, 7339380, 7828672, 9785840, 11743008, 14678760, 15657344, 19571680, 23486016, 29357520, 31314688, 39143360, 46972032, 58715040, 62629376, 78286720, 93944064, 117430080, 156573440, 187888128, 234860160, 313146880, 469720320, 939440640]

約数ペア:

[(1, 939440640), (2, 469720320), (3, 313146880), (4, 234860160), (5, 187888128), (6, 156573440), (8, 117430080), (10, 93944064), (12, 78286720), (15, 62629376), (16, 58715040), (20, 46972032), (24, 39143360), (30, 31314688), (32, 29357520), (40, 23486016), (48, 19571680), (60, 15657344), (64, 14678760), (80, 11743008), (96, 9785840), (120, 7828672), (128, 7339380), (160, 5871504), (192, 4892920), (240, 3914336), (256, 3669690), (320, 2935752), (384, 2446460), (480, 1957168), (512, 1834845), (640, 1467876), (768, 1223230), (960, 978584), (1280, 733938), (1536, 611615), (1920, 489292), (2560, 366969), (3840, 244646), (7680, 122323)]