388524640

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{1319}}^1$

素因数の和:1604

約数の個数: 96

約数和(自身を含む): 1053803520

約数和(自身を除く): 665278880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 263, 280, 526, 560, 1052, 1120, 1315, 1319, 1841, 2104, 2630, 2638, 3682, 4208, 5260, 5276, 6595, 7364, 8416, 9205, 9233, 10520, 10552, 13190, 14728, 18410, 18466, 21040, 21104, 26380, 29456, 36820, 36932, 42080, 42208, 46165, 52760, 58912, 73640, 73864, 92330, 105520, 147280, 147728, 184660, 211040, 294560, 295456, 346897, 369320, 693794, 738640, 1387588, 1477280, 1734485, 2428279, 2775176, 3468970, 4856558, 5550352, 6937940, 9713116, 11100704, 12141395, 13875880, 19426232, 24282790, 27751760, 38852464, 48565580, 55503520, 77704928, 97131160, 194262320, 388524640]

約数ペア:

[(1, 388524640), (2, 194262320), (4, 97131160), (5, 77704928), (7, 55503520), (8, 48565580), (10, 38852464), (14, 27751760), (16, 24282790), (20, 19426232), (28, 13875880), (32, 12141395), (35, 11100704), (40, 9713116), (56, 6937940), (70, 5550352), (80, 4856558), (112, 3468970), (140, 2775176), (160, 2428279), (224, 1734485), (263, 1477280), (280, 1387588), (526, 738640), (560, 693794), (1052, 369320), (1120, 346897), (1315, 295456), (1319, 294560), (1841, 211040), (2104, 184660), (2630, 147728), (2638, 147280), (3682, 105520), (4208, 92330), (5260, 73864), (5276, 73640), (6595, 58912), (7364, 52760), (8416, 46165), (9205, 42208), (9233, 42080), (10520, 36932), (10552, 36820), (13190, 29456), (14728, 26380), (18410, 21104), (18466, 21040)]