145407680

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{409}}^1$

素因数の和:538

約数の個数: 112

約数和(自身を含む): 382402080

約数和(自身を除く): 236994400

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 101, 110, 160, 176, 202, 220, 320, 352, 404, 409, 440, 505, 704, 808, 818, 880, 1010, 1111, 1616, 1636, 1760, 2020, 2045, 2222, 3232, 3272, 3520, 4040, 4090, 4444, 4499, 5555, 6464, 6544, 8080, 8180, 8888, 8998, 11110, 13088, 16160, 16360, 17776, 17996, 22220, 22495, 26176, 32320, 32720, 35552, 35992, 41309, 44440, 44990, 65440, 71104, 71984, 82618, 88880, 89980, 130880, 143968, 165236, 177760, 179960, 206545, 287936, 330472, 355520, 359920, 413090, 454399, 660944, 719840, 826180, 908798, 1321888, 1439680, 1652360, 1817596, 2271995, 2643776, 3304720, 3635192, 4543990, 6609440, 7270384, 9087980, 13218880, 14540768, 18175960, 29081536, 36351920, 72703840, 145407680]

約数ペア:

[(1, 145407680), (2, 72703840), (4, 36351920), (5, 29081536), (8, 18175960), (10, 14540768), (11, 13218880), (16, 9087980), (20, 7270384), (22, 6609440), (32, 4543990), (40, 3635192), (44, 3304720), (55, 2643776), (64, 2271995), (80, 1817596), (88, 1652360), (101, 1439680), (110, 1321888), (160, 908798), (176, 826180), (202, 719840), (220, 660944), (320, 454399), (352, 413090), (404, 359920), (409, 355520), (440, 330472), (505, 287936), (704, 206545), (808, 179960), (818, 177760), (880, 165236), (1010, 143968), (1111, 130880), (1616, 89980), (1636, 88880), (1760, 82618), (2020, 71984), (2045, 71104), (2222, 65440), (3232, 44990), (3272, 44440), (3520, 41309), (4040, 35992), (4090, 35552), (4444, 32720), (4499, 32320), (5555, 26176), (6464, 22495), (6544, 22220), (8080, 17996), (8180, 17776), (8888, 16360), (8998, 16160), (11110, 13088)]