15156560

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1$

素因数の和:228

約数の個数: 80

約数和(自身を含む): 37497600

約数和(自身を除く): 22341040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 47, 58, 80, 94, 116, 139, 145, 188, 232, 235, 278, 290, 376, 464, 470, 556, 580, 695, 752, 940, 1112, 1160, 1363, 1390, 1880, 2224, 2320, 2726, 2780, 3760, 4031, 5452, 5560, 6533, 6815, 8062, 10904, 11120, 13066, 13630, 16124, 20155, 21808, 26132, 27260, 32248, 32665, 40310, 52264, 54520, 64496, 65330, 80620, 104528, 109040, 130660, 161240, 189457, 261320, 322480, 378914, 522640, 757828, 947285, 1515656, 1894570, 3031312, 3789140, 7578280, 15156560]

約数ペア:

[(1, 15156560), (2, 7578280), (4, 3789140), (5, 3031312), (8, 1894570), (10, 1515656), (16, 947285), (20, 757828), (29, 522640), (40, 378914), (47, 322480), (58, 261320), (80, 189457), (94, 161240), (116, 130660), (139, 109040), (145, 104528), (188, 80620), (232, 65330), (235, 64496), (278, 54520), (290, 52264), (376, 40310), (464, 32665), (470, 32248), (556, 27260), (580, 26132), (695, 21808), (752, 20155), (940, 16124), (1112, 13630), (1160, 13066), (1363, 11120), (1390, 10904), (1880, 8062), (2224, 6815), (2320, 6533), (2726, 5560), (2780, 5452), (3760, 4031)]