860778880

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{337}}^1$

素因数の和:676

約数の個数: 128

約数和(自身を含む): 2229907680

約数和(自身を除く): 1369128800

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 260, 307, 320, 337, 416, 520, 614, 640, 674, 832, 1040, 1228, 1348, 1535, 1664, 1685, 2080, 2456, 2696, 3070, 3370, 3991, 4160, 4381, 4912, 5392, 6140, 6740, 7982, 8320, 8762, 9824, 10784, 12280, 13480, 15964, 17524, 19648, 19955, 21568, 21905, 24560, 26960, 31928, 35048, 39296, 39910, 43136, 43810, 49120, 53920, 63856, 70096, 79820, 87620, 98240, 103459, 107840, 127712, 140192, 159640, 175240, 196480, 206918, 215680, 255424, 280384, 319280, 350480, 413836, 510848, 517295, 560768, 638560, 700960, 827672, 1034590, 1277120, 1344967, 1401920, 1655344, 2069180, 2554240, 2689934, 2803840, 3310688, 4138360, 5379868, 6621376, 6724835, 8276720, 10759736, 13242752, 13449670, 16553440, 21519472, 26899340, 33106880, 43038944, 53798680, 66213760, 86077888, 107597360, 172155776, 215194720, 430389440, 860778880]

約数ペア:

[(1, 860778880), (2, 430389440), (4, 215194720), (5, 172155776), (8, 107597360), (10, 86077888), (13, 66213760), (16, 53798680), (20, 43038944), (26, 33106880), (32, 26899340), (40, 21519472), (52, 16553440), (64, 13449670), (65, 13242752), (80, 10759736), (104, 8276720), (128, 6724835), (130, 6621376), (160, 5379868), (208, 4138360), (260, 3310688), (307, 2803840), (320, 2689934), (337, 2554240), (416, 2069180), (520, 1655344), (614, 1401920), (640, 1344967), (674, 1277120), (832, 1034590), (1040, 827672), (1228, 700960), (1348, 638560), (1535, 560768), (1664, 517295), (1685, 510848), (2080, 413836), (2456, 350480), (2696, 319280), (3070, 280384), (3370, 255424), (3991, 215680), (4160, 206918), (4381, 196480), (4912, 175240), (5392, 159640), (6140, 140192), (6740, 127712), (7982, 107840), (8320, 103459), (8762, 98240), (9824, 87620), (10784, 79820), (12280, 70096), (13480, 63856), (15964, 53920), (17524, 49120), (19648, 43810), (19955, 43136), (21568, 39910), (21905, 39296), (24560, 35048), (26960, 31928)]