204747120

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{1429}}^1$

素因数の和:1647

約数の個数: 120

約数和(自身を含む): 691548000

約数和(自身を除く): 486800880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 199, 240, 360, 398, 597, 720, 796, 995, 1194, 1429, 1592, 1791, 1990, 2388, 2858, 2985, 3184, 3582, 3980, 4287, 4776, 5716, 5970, 7145, 7164, 7960, 8574, 8955, 9552, 11432, 11940, 12861, 14290, 14328, 15920, 17148, 17910, 21435, 22864, 23880, 25722, 28580, 28656, 34296, 35820, 42870, 47760, 51444, 57160, 64305, 68592, 71640, 85740, 102888, 114320, 128610, 143280, 171480, 205776, 257220, 284371, 342960, 514440, 568742, 853113, 1028880, 1137484, 1421855, 1706226, 2274968, 2559339, 2843710, 3412452, 4265565, 4549936, 5118678, 5687420, 6824904, 8531130, 10237356, 11374840, 12796695, 13649808, 17062260, 20474712, 22749680, 25593390, 34124520, 40949424, 51186780, 68249040, 102373560, 204747120]

約数ペア:

[(1, 204747120), (2, 102373560), (3, 68249040), (4, 51186780), (5, 40949424), (6, 34124520), (8, 25593390), (9, 22749680), (10, 20474712), (12, 17062260), (15, 13649808), (16, 12796695), (18, 11374840), (20, 10237356), (24, 8531130), (30, 6824904), (36, 5687420), (40, 5118678), (45, 4549936), (48, 4265565), (60, 3412452), (72, 2843710), (80, 2559339), (90, 2274968), (120, 1706226), (144, 1421855), (180, 1137484), (199, 1028880), (240, 853113), (360, 568742), (398, 514440), (597, 342960), (720, 284371), (796, 257220), (995, 205776), (1194, 171480), (1429, 143280), (1592, 128610), (1791, 114320), (1990, 102888), (2388, 85740), (2858, 71640), (2985, 68592), (3184, 64305), (3582, 57160), (3980, 51444), (4287, 47760), (4776, 42870), (5716, 35820), (5970, 34296), (7145, 28656), (7164, 28580), (7960, 25722), (8574, 23880), (8955, 22864), (9552, 21435), (11432, 17910), (11940, 17148), (12861, 15920), (14290, 14328)]