215791360

素因数分解:

$2^8\times 5^1\times {\mathrm{19}}^2\times {\mathrm{467}}^1$

素因数の和:526

約数の個数: 108

約数和(自身を含む): 546692328

約数和(自身を除く): 330900968

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 256, 304, 320, 361, 380, 467, 608, 640, 722, 760, 934, 1216, 1280, 1444, 1520, 1805, 1868, 2335, 2432, 2888, 3040, 3610, 3736, 4670, 4864, 5776, 6080, 7220, 7472, 8873, 9340, 11552, 12160, 14440, 14944, 17746, 18680, 23104, 24320, 28880, 29888, 35492, 37360, 44365, 46208, 57760, 59776, 70984, 74720, 88730, 92416, 115520, 119552, 141968, 149440, 168587, 177460, 231040, 283936, 298880, 337174, 354920, 462080, 567872, 597760, 674348, 709840, 842935, 1135744, 1348696, 1419680, 1685870, 2271488, 2697392, 2839360, 3371740, 5394784, 5678720, 6743480, 10789568, 11357440, 13486960, 21579136, 26973920, 43158272, 53947840, 107895680, 215791360]

約数ペア:

[(1, 215791360), (2, 107895680), (4, 53947840), (5, 43158272), (8, 26973920), (10, 21579136), (16, 13486960), (19, 11357440), (20, 10789568), (32, 6743480), (38, 5678720), (40, 5394784), (64, 3371740), (76, 2839360), (80, 2697392), (95, 2271488), (128, 1685870), (152, 1419680), (160, 1348696), (190, 1135744), (256, 842935), (304, 709840), (320, 674348), (361, 597760), (380, 567872), (467, 462080), (608, 354920), (640, 337174), (722, 298880), (760, 283936), (934, 231040), (1216, 177460), (1280, 168587), (1444, 149440), (1520, 141968), (1805, 119552), (1868, 115520), (2335, 92416), (2432, 88730), (2888, 74720), (3040, 70984), (3610, 59776), (3736, 57760), (4670, 46208), (4864, 44365), (5776, 37360), (6080, 35492), (7220, 29888), (7472, 28880), (8873, 24320), (9340, 23104), (11552, 18680), (12160, 17746), (14440, 14944)]