205351680

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{1009}}^1$

素因数の和:1086

約数の個数: 144

約数和(自身を含む): 668878560

約数和(自身を除く): 463526880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 53, 60, 64, 80, 96, 106, 120, 128, 159, 160, 192, 212, 240, 256, 265, 318, 320, 384, 424, 480, 530, 636, 640, 768, 795, 848, 960, 1009, 1060, 1272, 1280, 1590, 1696, 1920, 2018, 2120, 2544, 3027, 3180, 3392, 3840, 4036, 4240, 5045, 5088, 6054, 6360, 6784, 8072, 8480, 10090, 10176, 12108, 12720, 13568, 15135, 16144, 16960, 20180, 20352, 24216, 25440, 30270, 32288, 33920, 40360, 40704, 48432, 50880, 53477, 60540, 64576, 67840, 80720, 96864, 101760, 106954, 121080, 129152, 160431, 161440, 193728, 203520, 213908, 242160, 258304, 267385, 320862, 322880, 387456, 427816, 484320, 534770, 641724, 645760, 774912, 802155, 855632, 968640, 1069540, 1283448, 1291520, 1604310, 1711264, 1937280, 2139080, 2566896, 3208620, 3422528, 3874560, 4278160, 5133792, 6417240, 6845056, 8556320, 10267584, 12834480, 13690112, 17112640, 20535168, 25668960, 34225280, 41070336, 51337920, 68450560, 102675840, 205351680]

約数ペア:

[(1, 205351680), (2, 102675840), (3, 68450560), (4, 51337920), (5, 41070336), (6, 34225280), (8, 25668960), (10, 20535168), (12, 17112640), (15, 13690112), (16, 12834480), (20, 10267584), (24, 8556320), (30, 6845056), (32, 6417240), (40, 5133792), (48, 4278160), (53, 3874560), (60, 3422528), (64, 3208620), (80, 2566896), (96, 2139080), (106, 1937280), (120, 1711264), (128, 1604310), (159, 1291520), (160, 1283448), (192, 1069540), (212, 968640), (240, 855632), (256, 802155), (265, 774912), (318, 645760), (320, 641724), (384, 534770), (424, 484320), (480, 427816), (530, 387456), (636, 322880), (640, 320862), (768, 267385), (795, 258304), (848, 242160), (960, 213908), (1009, 203520), (1060, 193728), (1272, 161440), (1280, 160431), (1590, 129152), (1696, 121080), (1920, 106954), (2018, 101760), (2120, 96864), (2544, 80720), (3027, 67840), (3180, 64576), (3392, 60540), (3840, 53477), (4036, 50880), (4240, 48432), (5045, 40704), (5088, 40360), (6054, 33920), (6360, 32288), (6784, 30270), (8072, 25440), (8480, 24216), (10090, 20352), (10176, 20180), (12108, 16960), (12720, 16144), (13568, 15135)]