71372280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{84967}}^1$

素因数の和:84988

約数の個数: 64

約数和(自身を含む): 244707840

約数和(自身を除く): 173335560

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, 84967, 169934, 254901, 339868, 424835, 509802, 594769, 679736, 849670, 1019604, 1189538, 1274505, 1699340, 1784307, 2039208, 2379076, 2549010, 2973845, 3398680, 3568614, 4758152, 5098020, 5947690, 7137228, 8921535, 10196040, 11895380, 14274456, 17843070, 23790760, 35686140, 71372280]

約数ペア:

[(1, 71372280), (2, 35686140), (3, 23790760), (4, 17843070), (5, 14274456), (6, 11895380), (7, 10196040), (8, 8921535), (10, 7137228), (12, 5947690), (14, 5098020), (15, 4758152), (20, 3568614), (21, 3398680), (24, 2973845), (28, 2549010), (30, 2379076), (35, 2039208), (40, 1784307), (42, 1699340), (56, 1274505), (60, 1189538), (70, 1019604), (84, 849670), (105, 679736), (120, 594769), (140, 509802), (168, 424835), (210, 339868), (280, 254901), (420, 169934), (840, 84967)]