1999110480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{32411}}^1$

素因数の和:32684

約数の個数: 80

約数和(自身を含む): 6221548224

約数和(自身を除く): 4222437744

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 257, 514, 771, 1028, 1285, 1542, 2056, 2570, 3084, 3855, 4112, 5140, 6168, 7710, 10280, 12336, 15420, 20560, 30840, 32411, 61680, 64822, 97233, 129644, 162055, 194466, 259288, 324110, 388932, 486165, 518576, 648220, 777864, 972330, 1296440, 1555728, 1944660, 2592880, 3889320, 7778640, 8329627, 16659254, 24988881, 33318508, 41648135, 49977762, 66637016, 83296270, 99955524, 124944405, 133274032, 166592540, 199911048, 249888810, 333185080, 399822096, 499777620, 666370160, 999555240, 1999110480]

約数ペア:

[(1, 1999110480), (2, 999555240), (3, 666370160), (4, 499777620), (5, 399822096), (6, 333185080), (8, 249888810), (10, 199911048), (12, 166592540), (15, 133274032), (16, 124944405), (20, 99955524), (24, 83296270), (30, 66637016), (40, 49977762), (48, 41648135), (60, 33318508), (80, 24988881), (120, 16659254), (240, 8329627), (257, 7778640), (514, 3889320), (771, 2592880), (1028, 1944660), (1285, 1555728), (1542, 1296440), (2056, 972330), (2570, 777864), (3084, 648220), (3855, 518576), (4112, 486165), (5140, 388932), (6168, 324110), (7710, 259288), (10280, 194466), (12336, 162055), (15420, 129644), (20560, 97233), (30840, 64822), (32411, 61680)]