198686520

素因数分解:

$2^3\times 3^5\times 5^1\times {\mathrm{20441}}^1$

素因数の和:20467

約数の個数: 96

約数和(自身を含む): 669679920

約数和(自身を除く): 470993400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 243, 270, 324, 360, 405, 486, 540, 648, 810, 972, 1080, 1215, 1620, 1944, 2430, 3240, 4860, 9720, 20441, 40882, 61323, 81764, 102205, 122646, 163528, 183969, 204410, 245292, 306615, 367938, 408820, 490584, 551907, 613230, 735876, 817640, 919845, 1103814, 1226460, 1471752, 1655721, 1839690, 2207628, 2452920, 2759535, 3311442, 3679380, 4415256, 4967163, 5519070, 6622884, 7358760, 8278605, 9934326, 11038140, 13245768, 16557210, 19868652, 22076280, 24835815, 33114420, 39737304, 49671630, 66228840, 99343260, 198686520]

約数ペア:

[(1, 198686520), (2, 99343260), (3, 66228840), (4, 49671630), (5, 39737304), (6, 33114420), (8, 24835815), (9, 22076280), (10, 19868652), (12, 16557210), (15, 13245768), (18, 11038140), (20, 9934326), (24, 8278605), (27, 7358760), (30, 6622884), (36, 5519070), (40, 4967163), (45, 4415256), (54, 3679380), (60, 3311442), (72, 2759535), (81, 2452920), (90, 2207628), (108, 1839690), (120, 1655721), (135, 1471752), (162, 1226460), (180, 1103814), (216, 919845), (243, 817640), (270, 735876), (324, 613230), (360, 551907), (405, 490584), (486, 408820), (540, 367938), (648, 306615), (810, 245292), (972, 204410), (1080, 183969), (1215, 163528), (1620, 122646), (1944, 102205), (2430, 81764), (3240, 61323), (4860, 40882), (9720, 20441)]