320818320

素因数分解:

$2^4\times 3^6\times 5^1\times {\mathrm{5501}}^1$

素因数の和:5532

約数の個数: 140

約数和(自身を含む): 1118545596

約数和(自身を除く): 797727276

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 243, 270, 324, 360, 405, 432, 486, 540, 648, 720, 729, 810, 972, 1080, 1215, 1296, 1458, 1620, 1944, 2160, 2430, 2916, 3240, 3645, 3888, 4860, 5501, 5832, 6480, 7290, 9720, 11002, 11664, 14580, 16503, 19440, 22004, 27505, 29160, 33006, 44008, 49509, 55010, 58320, 66012, 82515, 88016, 99018, 110020, 132024, 148527, 165030, 198036, 220040, 247545, 264048, 297054, 330060, 396072, 440080, 445581, 495090, 594108, 660120, 742635, 792144, 891162, 990180, 1188216, 1320240, 1336743, 1485270, 1782324, 1980360, 2227905, 2376432, 2673486, 2970540, 3564648, 3960720, 4010229, 4455810, 5346972, 5941080, 6683715, 7129296, 8020458, 8911620, 10693944, 11882160, 13367430, 16040916, 17823240, 20051145, 21387888, 26734860, 32081832, 35646480, 40102290, 53469720, 64163664, 80204580, 106939440, 160409160, 320818320]

約数ペア:

[(1, 320818320), (2, 160409160), (3, 106939440), (4, 80204580), (5, 64163664), (6, 53469720), (8, 40102290), (9, 35646480), (10, 32081832), (12, 26734860), (15, 21387888), (16, 20051145), (18, 17823240), (20, 16040916), (24, 13367430), (27, 11882160), (30, 10693944), (36, 8911620), (40, 8020458), (45, 7129296), (48, 6683715), (54, 5941080), (60, 5346972), (72, 4455810), (80, 4010229), (81, 3960720), (90, 3564648), (108, 2970540), (120, 2673486), (135, 2376432), (144, 2227905), (162, 1980360), (180, 1782324), (216, 1485270), (240, 1336743), (243, 1320240), (270, 1188216), (324, 990180), (360, 891162), (405, 792144), (432, 742635), (486, 660120), (540, 594108), (648, 495090), (720, 445581), (729, 440080), (810, 396072), (972, 330060), (1080, 297054), (1215, 264048), (1296, 247545), (1458, 220040), (1620, 198036), (1944, 165030), (2160, 148527), (2430, 132024), (2916, 110020), (3240, 99018), (3645, 88016), (3888, 82515), (4860, 66012), (5501, 58320), (5832, 55010), (6480, 49509), (7290, 44008), (9720, 33006), (11002, 29160), (11664, 27505), (14580, 22004), (16503, 19440)]