28021568640

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1122659}}^1$

素因数の和:1122694

約数の個数: 128

約数和(自身を含む): 96189508800

約数和(自身を除く): 68167940160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 192, 195, 208, 240, 260, 312, 320, 384, 390, 416, 480, 520, 624, 640, 780, 832, 960, 1040, 1248, 1560, 1664, 1920, 2080, 2496, 3120, 4160, 4992, 6240, 8320, 12480, 24960, 1122659, 2245318, 3367977, 4490636, 5613295, 6735954, 8981272, 11226590, 13471908, 14594567, 16839885, 17962544, 22453180, 26943816, 29189134, 33679770, 35925088, 43783701, 44906360, 53887632, 58378268, 67359540, 71850176, 72972835, 87567402, 89812720, 107775264, 116756536, 134719080, 143700352, 145945670, 175134804, 179625440, 215550528, 218918505, 233513072, 269438160, 291891340, 350269608, 359250880, 431101056, 437837010, 467026144, 538876320, 583782680, 700539216, 718501760, 875674020, 934052288, 1077752640, 1167565360, 1401078432, 1751348040, 1868104576, 2155505280, 2335130720, 2802156864, 3502696080, 4670261440, 5604313728, 7005392160, 9340522880, 14010784320, 28021568640]

約数ペア:

[(1, 28021568640), (2, 14010784320), (3, 9340522880), (4, 7005392160), (5, 5604313728), (6, 4670261440), (8, 3502696080), (10, 2802156864), (12, 2335130720), (13, 2155505280), (15, 1868104576), (16, 1751348040), (20, 1401078432), (24, 1167565360), (26, 1077752640), (30, 934052288), (32, 875674020), (39, 718501760), (40, 700539216), (48, 583782680), (52, 538876320), (60, 467026144), (64, 437837010), (65, 431101056), (78, 359250880), (80, 350269608), (96, 291891340), (104, 269438160), (120, 233513072), (128, 218918505), (130, 215550528), (156, 179625440), (160, 175134804), (192, 145945670), (195, 143700352), (208, 134719080), (240, 116756536), (260, 107775264), (312, 89812720), (320, 87567402), (384, 72972835), (390, 71850176), (416, 67359540), (480, 58378268), (520, 53887632), (624, 44906360), (640, 43783701), (780, 35925088), (832, 33679770), (960, 29189134), (1040, 26943816), (1248, 22453180), (1560, 17962544), (1664, 16839885), (1920, 14594567), (2080, 13471908), (2496, 11226590), (3120, 8981272), (4160, 6735954), (4992, 5613295), (6240, 4490636), (8320, 3367977), (12480, 2245318), (24960, 1122659)]