181396640

素因数分解:

$2^5\times 5^1\times {\mathrm{79}}^1\times {\mathrm{113}}^1\times {\mathrm{127}}^1$

素因数の和:334

約数の個数: 96

約数和(自身を含む): 441262080

約数和(自身を除く): 259865440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 79, 80, 113, 127, 158, 160, 226, 254, 316, 395, 452, 508, 565, 632, 635, 790, 904, 1016, 1130, 1264, 1270, 1580, 1808, 2032, 2260, 2528, 2540, 3160, 3616, 4064, 4520, 5080, 6320, 8927, 9040, 10033, 10160, 12640, 14351, 17854, 18080, 20066, 20320, 28702, 35708, 40132, 44635, 50165, 57404, 71416, 71755, 80264, 89270, 100330, 114808, 142832, 143510, 160528, 178540, 200660, 229616, 285664, 287020, 321056, 357080, 401320, 459232, 574040, 714160, 802640, 1133729, 1148080, 1428320, 1605280, 2267458, 2296160, 4534916, 5668645, 9069832, 11337290, 18139664, 22674580, 36279328, 45349160, 90698320, 181396640]

約数ペア:

[(1, 181396640), (2, 90698320), (4, 45349160), (5, 36279328), (8, 22674580), (10, 18139664), (16, 11337290), (20, 9069832), (32, 5668645), (40, 4534916), (79, 2296160), (80, 2267458), (113, 1605280), (127, 1428320), (158, 1148080), (160, 1133729), (226, 802640), (254, 714160), (316, 574040), (395, 459232), (452, 401320), (508, 357080), (565, 321056), (632, 287020), (635, 285664), (790, 229616), (904, 200660), (1016, 178540), (1130, 160528), (1264, 143510), (1270, 142832), (1580, 114808), (1808, 100330), (2032, 89270), (2260, 80264), (2528, 71755), (2540, 71416), (3160, 57404), (3616, 50165), (4064, 44635), (4520, 40132), (5080, 35708), (6320, 28702), (8927, 20320), (9040, 20066), (10033, 18080), (10160, 17854), (12640, 14351)]