66228840

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{20441}}^1$

素因数の和:20464

約数の個数: 80

約数和(自身を含む): 222613380

約数和(自身を除く): 156384540

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, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 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, 5519070, 6622884, 7358760, 8278605, 11038140, 13245768, 16557210, 22076280, 33114420, 66228840]

約数ペア:

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