861980040

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{311}}^1\times {\mathrm{7699}}^1$

素因数の和:8027

約数の個数: 96

約数和(自身を含む): 2810808000

約数和(自身を除く): 1948827960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 311, 360, 622, 933, 1244, 1555, 1866, 2488, 2799, 3110, 3732, 4665, 5598, 6220, 7464, 7699, 9330, 11196, 12440, 13995, 15398, 18660, 22392, 23097, 27990, 30796, 37320, 38495, 46194, 55980, 61592, 69291, 76990, 92388, 111960, 115485, 138582, 153980, 184776, 230970, 277164, 307960, 346455, 461940, 554328, 692910, 923880, 1385820, 2394389, 2771640, 4788778, 7183167, 9577556, 11971945, 14366334, 19155112, 21549501, 23943890, 28732668, 35915835, 43099002, 47887780, 57465336, 71831670, 86198004, 95775560, 107747505, 143663340, 172396008, 215495010, 287326680, 430990020, 861980040]

約数ペア:

[(1, 861980040), (2, 430990020), (3, 287326680), (4, 215495010), (5, 172396008), (6, 143663340), (8, 107747505), (9, 95775560), (10, 86198004), (12, 71831670), (15, 57465336), (18, 47887780), (20, 43099002), (24, 35915835), (30, 28732668), (36, 23943890), (40, 21549501), (45, 19155112), (60, 14366334), (72, 11971945), (90, 9577556), (120, 7183167), (180, 4788778), (311, 2771640), (360, 2394389), (622, 1385820), (933, 923880), (1244, 692910), (1555, 554328), (1866, 461940), (2488, 346455), (2799, 307960), (3110, 277164), (3732, 230970), (4665, 184776), (5598, 153980), (6220, 138582), (7464, 115485), (7699, 111960), (9330, 92388), (11196, 76990), (12440, 69291), (13995, 61592), (15398, 55980), (18660, 46194), (22392, 38495), (23097, 37320), (27990, 30796)]