68168320

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{421}}^1$

素因数の和:474

約数の個数: 128

約数和(自身を含む): 185950080

約数和(自身を除く): 117781760

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 32, 40, 44, 46, 55, 64, 80, 88, 92, 110, 115, 128, 160, 176, 184, 220, 230, 253, 320, 352, 368, 421, 440, 460, 506, 640, 704, 736, 842, 880, 920, 1012, 1265, 1408, 1472, 1684, 1760, 1840, 2024, 2105, 2530, 2944, 3368, 3520, 3680, 4048, 4210, 4631, 5060, 6736, 7040, 7360, 8096, 8420, 9262, 9683, 10120, 13472, 14720, 16192, 16840, 18524, 19366, 20240, 23155, 26944, 32384, 33680, 37048, 38732, 40480, 46310, 48415, 53888, 67360, 74096, 77464, 80960, 92620, 96830, 106513, 134720, 148192, 154928, 161920, 185240, 193660, 213026, 269440, 296384, 309856, 370480, 387320, 426052, 532565, 592768, 619712, 740960, 774640, 852104, 1065130, 1239424, 1481920, 1549280, 1704208, 2130260, 2963840, 3098560, 3408416, 4260520, 6197120, 6816832, 8521040, 13633664, 17042080, 34084160, 68168320]

約数ペア:

[(1, 68168320), (2, 34084160), (4, 17042080), (5, 13633664), (8, 8521040), (10, 6816832), (11, 6197120), (16, 4260520), (20, 3408416), (22, 3098560), (23, 2963840), (32, 2130260), (40, 1704208), (44, 1549280), (46, 1481920), (55, 1239424), (64, 1065130), (80, 852104), (88, 774640), (92, 740960), (110, 619712), (115, 592768), (128, 532565), (160, 426052), (176, 387320), (184, 370480), (220, 309856), (230, 296384), (253, 269440), (320, 213026), (352, 193660), (368, 185240), (421, 161920), (440, 154928), (460, 148192), (506, 134720), (640, 106513), (704, 96830), (736, 92620), (842, 80960), (880, 77464), (920, 74096), (1012, 67360), (1265, 53888), (1408, 48415), (1472, 46310), (1684, 40480), (1760, 38732), (1840, 37048), (2024, 33680), (2105, 32384), (2530, 26944), (2944, 23155), (3368, 20240), (3520, 19366), (3680, 18524), (4048, 16840), (4210, 16192), (4631, 14720), (5060, 13472), (6736, 10120), (7040, 9683), (7360, 9262), (8096, 8420)]