131480880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{23819}}^1$

素因数の和:23858

約数の個数: 80

約数和(自身を含む): 425329920

約数和(自身を除く): 293849040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 80, 92, 115, 120, 138, 184, 230, 240, 276, 345, 368, 460, 552, 690, 920, 1104, 1380, 1840, 2760, 5520, 23819, 47638, 71457, 95276, 119095, 142914, 190552, 238190, 285828, 357285, 381104, 476380, 547837, 571656, 714570, 952760, 1095674, 1143312, 1429140, 1643511, 1905520, 2191348, 2739185, 2858280, 3287022, 4382696, 5478370, 5716560, 6574044, 8217555, 8765392, 10956740, 13148088, 16435110, 21913480, 26296176, 32870220, 43826960, 65740440, 131480880]

約数ペア:

[(1, 131480880), (2, 65740440), (3, 43826960), (4, 32870220), (5, 26296176), (6, 21913480), (8, 16435110), (10, 13148088), (12, 10956740), (15, 8765392), (16, 8217555), (20, 6574044), (23, 5716560), (24, 5478370), (30, 4382696), (40, 3287022), (46, 2858280), (48, 2739185), (60, 2191348), (69, 1905520), (80, 1643511), (92, 1429140), (115, 1143312), (120, 1095674), (138, 952760), (184, 714570), (230, 571656), (240, 547837), (276, 476380), (345, 381104), (368, 357285), (460, 285828), (552, 238190), (690, 190552), (920, 142914), (1104, 119095), (1380, 95276), (1840, 71457), (2760, 47638), (5520, 23819)]