304801040

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{1039}}^1$

素因数の和:1264

約数の個数: 80

約数和(自身を含む): 750547200

約数和(自身を除く): 445746160

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 193, 304, 380, 386, 760, 772, 965, 1039, 1520, 1544, 1930, 2078, 3088, 3667, 3860, 4156, 5195, 7334, 7720, 8312, 10390, 14668, 15440, 16624, 18335, 19741, 20780, 29336, 36670, 39482, 41560, 58672, 73340, 78964, 83120, 98705, 146680, 157928, 197410, 200527, 293360, 315856, 394820, 401054, 789640, 802108, 1002635, 1579280, 1604216, 2005270, 3208432, 3810013, 4010540, 7620026, 8021080, 15240052, 16042160, 19050065, 30480104, 38100130, 60960208, 76200260, 152400520, 304801040]

約数ペア:

[(1, 304801040), (2, 152400520), (4, 76200260), (5, 60960208), (8, 38100130), (10, 30480104), (16, 19050065), (19, 16042160), (20, 15240052), (38, 8021080), (40, 7620026), (76, 4010540), (80, 3810013), (95, 3208432), (152, 2005270), (190, 1604216), (193, 1579280), (304, 1002635), (380, 802108), (386, 789640), (760, 401054), (772, 394820), (965, 315856), (1039, 293360), (1520, 200527), (1544, 197410), (1930, 157928), (2078, 146680), (3088, 98705), (3667, 83120), (3860, 78964), (4156, 73340), (5195, 58672), (7334, 41560), (7720, 39482), (8312, 36670), (10390, 29336), (14668, 20780), (15440, 19741), (16624, 18335)]