71858640

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{42773}}^1$

素因数の和:42796

約数の個数: 80

約数和(自身を含む): 254590848

約数和(自身を除く): 182732208

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 42773, 85546, 128319, 171092, 213865, 256638, 299411, 342184, 427730, 513276, 598822, 641595, 684368, 855460, 898233, 1026552, 1197644, 1283190, 1497055, 1710920, 1796466, 2053104, 2395288, 2566380, 2994110, 3421840, 3592932, 4491165, 4790576, 5132760, 5988220, 7185864, 8982330, 10265520, 11976440, 14371728, 17964660, 23952880, 35929320, 71858640]

約数ペア:

[(1, 71858640), (2, 35929320), (3, 23952880), (4, 17964660), (5, 14371728), (6, 11976440), (7, 10265520), (8, 8982330), (10, 7185864), (12, 5988220), (14, 5132760), (15, 4790576), (16, 4491165), (20, 3592932), (21, 3421840), (24, 2994110), (28, 2566380), (30, 2395288), (35, 2053104), (40, 1796466), (42, 1710920), (48, 1497055), (56, 1283190), (60, 1197644), (70, 1026552), (80, 898233), (84, 855460), (105, 684368), (112, 641595), (120, 598822), (140, 513276), (168, 427730), (210, 342184), (240, 299411), (280, 256638), (336, 213865), (420, 171092), (560, 128319), (840, 85546), (1680, 42773)]