197216040

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{234781}}^1$

素因数の和:234802

約数の個数: 64

約数和(自身を含む): 676172160

約数和(自身を除く): 478956120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 234781, 469562, 704343, 939124, 1173905, 1408686, 1643467, 1878248, 2347810, 2817372, 3286934, 3521715, 4695620, 4930401, 5634744, 6573868, 7043430, 8217335, 9391240, 9860802, 13147736, 14086860, 16434670, 19721604, 24652005, 28173720, 32869340, 39443208, 49304010, 65738680, 98608020, 197216040]

約数ペア:

[(1, 197216040), (2, 98608020), (3, 65738680), (4, 49304010), (5, 39443208), (6, 32869340), (7, 28173720), (8, 24652005), (10, 19721604), (12, 16434670), (14, 14086860), (15, 13147736), (20, 9860802), (21, 9391240), (24, 8217335), (28, 7043430), (30, 6573868), (35, 5634744), (40, 4930401), (42, 4695620), (56, 3521715), (60, 3286934), (70, 2817372), (84, 2347810), (105, 1878248), (120, 1643467), (140, 1408686), (168, 1173905), (210, 939124), (280, 704343), (420, 469562), (840, 234781)]