421711520

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{227}}^1\times {\mathrm{683}}^1$

素因数の和:942

約数の個数: 96

約数和(自身を含む): 1061097408

約数和(自身を除く): 639385888

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 227, 272, 340, 454, 544, 680, 683, 908, 1135, 1360, 1366, 1816, 2270, 2720, 2732, 3415, 3632, 3859, 4540, 5464, 6830, 7264, 7718, 9080, 10928, 11611, 13660, 15436, 18160, 19295, 21856, 23222, 27320, 30872, 36320, 38590, 46444, 54640, 58055, 61744, 77180, 92888, 109280, 116110, 123488, 154360, 155041, 185776, 232220, 308720, 310082, 371552, 464440, 617440, 620164, 775205, 928880, 1240328, 1550410, 1857760, 2480656, 2635697, 3100820, 4961312, 5271394, 6201640, 10542788, 12403280, 13178485, 21085576, 24806560, 26356970, 42171152, 52713940, 84342304, 105427880, 210855760, 421711520]

約数ペア:

[(1, 421711520), (2, 210855760), (4, 105427880), (5, 84342304), (8, 52713940), (10, 42171152), (16, 26356970), (17, 24806560), (20, 21085576), (32, 13178485), (34, 12403280), (40, 10542788), (68, 6201640), (80, 5271394), (85, 4961312), (136, 3100820), (160, 2635697), (170, 2480656), (227, 1857760), (272, 1550410), (340, 1240328), (454, 928880), (544, 775205), (680, 620164), (683, 617440), (908, 464440), (1135, 371552), (1360, 310082), (1366, 308720), (1816, 232220), (2270, 185776), (2720, 155041), (2732, 154360), (3415, 123488), (3632, 116110), (3859, 109280), (4540, 92888), (5464, 77180), (6830, 61744), (7264, 58055), (7718, 54640), (9080, 46444), (10928, 38590), (11611, 36320), (13660, 30872), (15436, 27320), (18160, 23222), (19295, 21856)]