215162640

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{3881}}^1$

素因数の和:3918

約数の個数: 240

約数和(自身を含む): 901120896

約数和(自身を除く): 685958256

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 16, 18, 20, 21, 22, 24, 28, 30, 33, 35, 36, 40, 42, 44, 45, 48, 55, 56, 60, 63, 66, 70, 72, 77, 80, 84, 88, 90, 99, 105, 110, 112, 120, 126, 132, 140, 144, 154, 165, 168, 176, 180, 198, 210, 220, 231, 240, 252, 264, 280, 308, 315, 330, 336, 360, 385, 396, 420, 440, 462, 495, 504, 528, 560, 616, 630, 660, 693, 720, 770, 792, 840, 880, 924, 990, 1008, 1155, 1232, 1260, 1320, 1386, 1540, 1584, 1680, 1848, 1980, 2310, 2520, 2640, 2772, 3080, 3465, 3696, 3881, 3960, 4620, 5040, 5544, 6160, 6930, 7762, 7920, 9240, 11088, 11643, 13860, 15524, 18480, 19405, 23286, 27167, 27720, 31048, 34929, 38810, 42691, 46572, 54334, 55440, 58215, 62096, 69858, 77620, 81501, 85382, 93144, 108668, 116430, 128073, 135835, 139716, 155240, 163002, 170764, 174645, 186288, 213455, 217336, 232860, 244503, 256146, 271670, 279432, 298837, 310480, 326004, 341528, 349290, 384219, 407505, 426910, 434672, 465720, 489006, 512292, 543340, 558864, 597674, 640365, 652008, 683056, 698580, 768438, 815010, 853820, 896511, 931440, 978012, 1024584, 1086680, 1195348, 1222515, 1280730, 1304016, 1397160, 1494185, 1536876, 1630020, 1707640, 1793022, 1921095, 1956024, 2049168, 2173360, 2390696, 2445030, 2561460, 2689533, 2794320, 2988370, 3073752, 3260040, 3415280, 3586044, 3842190, 3912048, 4482555, 4781392, 4890060, 5122920, 5379066, 5976740, 6147504, 6520080, 7172088, 7684380, 8965110, 9780120, 10245840, 10758132, 11953480, 13447665, 14344176, 15368760, 17930220, 19560240, 21516264, 23906960, 26895330, 30737520, 35860440, 43032528, 53790660, 71720880, 107581320, 215162640]

約数ペア:

[(1, 215162640), (2, 107581320), (3, 71720880), (4, 53790660), (5, 43032528), (6, 35860440), (7, 30737520), (8, 26895330), (9, 23906960), (10, 21516264), (11, 19560240), (12, 17930220), (14, 15368760), (15, 14344176), (16, 13447665), (18, 11953480), (20, 10758132), (21, 10245840), (22, 9780120), (24, 8965110), (28, 7684380), (30, 7172088), (33, 6520080), (35, 6147504), (36, 5976740), (40, 5379066), (42, 5122920), (44, 4890060), (45, 4781392), (48, 4482555), (55, 3912048), (56, 3842190), (60, 3586044), (63, 3415280), (66, 3260040), (70, 3073752), (72, 2988370), (77, 2794320), (80, 2689533), (84, 2561460), (88, 2445030), (90, 2390696), (99, 2173360), (105, 2049168), (110, 1956024), (112, 1921095), (120, 1793022), (126, 1707640), (132, 1630020), (140, 1536876), (144, 1494185), (154, 1397160), (165, 1304016), (168, 1280730), (176, 1222515), (180, 1195348), (198, 1086680), (210, 1024584), (220, 978012), (231, 931440), (240, 896511), (252, 853820), (264, 815010), (280, 768438), (308, 698580), (315, 683056), (330, 652008), (336, 640365), (360, 597674), (385, 558864), (396, 543340), (420, 512292), (440, 489006), (462, 465720), (495, 434672), (504, 426910), (528, 407505), (560, 384219), (616, 349290), (630, 341528), (660, 326004), (693, 310480), (720, 298837), (770, 279432), (792, 271670), (840, 256146), (880, 244503), (924, 232860), (990, 217336), (1008, 213455), (1155, 186288), (1232, 174645), (1260, 170764), (1320, 163002), (1386, 155240), (1540, 139716), (1584, 135835), (1680, 128073), (1848, 116430), (1980, 108668), (2310, 93144), (2520, 85382), (2640, 81501), (2772, 77620), (3080, 69858), (3465, 62096), (3696, 58215), (3881, 55440), (3960, 54334), (4620, 46572), (5040, 42691), (5544, 38810), (6160, 34929), (6930, 31048), (7762, 27720), (7920, 27167), (9240, 23286), (11088, 19405), (11643, 18480), (13860, 15524)]