55777920

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1$

素因数の和:191

約数の個数: 256

約数和(自身を含む): 205632000

約数和(自身を除く): 149854080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 19, 20, 22, 24, 30, 32, 33, 38, 40, 44, 48, 55, 57, 60, 64, 66, 76, 80, 88, 95, 96, 110, 114, 120, 128, 132, 139, 152, 160, 165, 176, 190, 192, 209, 220, 228, 240, 264, 278, 285, 304, 320, 330, 352, 380, 384, 417, 418, 440, 456, 480, 528, 556, 570, 608, 627, 640, 660, 695, 704, 760, 834, 836, 880, 912, 960, 1045, 1056, 1112, 1140, 1216, 1254, 1320, 1390, 1408, 1520, 1529, 1668, 1672, 1760, 1824, 1920, 2085, 2090, 2112, 2224, 2280, 2432, 2508, 2640, 2641, 2780, 3040, 3058, 3135, 3336, 3344, 3520, 3648, 4170, 4180, 4224, 4448, 4560, 4587, 5016, 5280, 5282, 5560, 6080, 6116, 6270, 6672, 6688, 7040, 7296, 7645, 7923, 8340, 8360, 8896, 9120, 9174, 10032, 10560, 10564, 11120, 12160, 12232, 12540, 13205, 13344, 13376, 15290, 15846, 16680, 16720, 17792, 18240, 18348, 20064, 21120, 21128, 22240, 22935, 24464, 25080, 26410, 26688, 26752, 29051, 30580, 31692, 33360, 33440, 36480, 36696, 39615, 40128, 42256, 44480, 45870, 48928, 50160, 52820, 53376, 58102, 61160, 63384, 66720, 66880, 73392, 79230, 80256, 84512, 87153, 88960, 91740, 97856, 100320, 105640, 116204, 122320, 126768, 133440, 133760, 145255, 146784, 158460, 169024, 174306, 183480, 195712, 200640, 211280, 232408, 244640, 253536, 266880, 290510, 293568, 316920, 338048, 348612, 366960, 401280, 422560, 435765, 464816, 489280, 507072, 581020, 587136, 633840, 697224, 733920, 845120, 871530, 929632, 978560, 1014144, 1162040, 1267680, 1394448, 1467840, 1690240, 1743060, 1859264, 2324080, 2535360, 2788896, 2935680, 3486120, 3718528, 4648160, 5070720, 5577792, 6972240, 9296320, 11155584, 13944480, 18592640, 27888960, 55777920]

約数ペア:

[(1, 55777920), (2, 27888960), (3, 18592640), (4, 13944480), (5, 11155584), (6, 9296320), (8, 6972240), (10, 5577792), (11, 5070720), (12, 4648160), (15, 3718528), (16, 3486120), (19, 2935680), (20, 2788896), (22, 2535360), (24, 2324080), (30, 1859264), (32, 1743060), (33, 1690240), (38, 1467840), (40, 1394448), (44, 1267680), (48, 1162040), (55, 1014144), (57, 978560), (60, 929632), (64, 871530), (66, 845120), (76, 733920), (80, 697224), (88, 633840), (95, 587136), (96, 581020), (110, 507072), (114, 489280), (120, 464816), (128, 435765), (132, 422560), (139, 401280), (152, 366960), (160, 348612), (165, 338048), (176, 316920), (190, 293568), (192, 290510), (209, 266880), (220, 253536), (228, 244640), (240, 232408), (264, 211280), (278, 200640), (285, 195712), (304, 183480), (320, 174306), (330, 169024), (352, 158460), (380, 146784), (384, 145255), (417, 133760), (418, 133440), (440, 126768), (456, 122320), (480, 116204), (528, 105640), (556, 100320), (570, 97856), (608, 91740), (627, 88960), (640, 87153), (660, 84512), (695, 80256), (704, 79230), (760, 73392), (834, 66880), (836, 66720), (880, 63384), (912, 61160), (960, 58102), (1045, 53376), (1056, 52820), (1112, 50160), (1140, 48928), (1216, 45870), (1254, 44480), (1320, 42256), (1390, 40128), (1408, 39615), (1520, 36696), (1529, 36480), (1668, 33440), (1672, 33360), (1760, 31692), (1824, 30580), (1920, 29051), (2085, 26752), (2090, 26688), (2112, 26410), (2224, 25080), (2280, 24464), (2432, 22935), (2508, 22240), (2640, 21128), (2641, 21120), (2780, 20064), (3040, 18348), (3058, 18240), (3135, 17792), (3336, 16720), (3344, 16680), (3520, 15846), (3648, 15290), (4170, 13376), (4180, 13344), (4224, 13205), (4448, 12540), (4560, 12232), (4587, 12160), (5016, 11120), (5280, 10564), (5282, 10560), (5560, 10032), (6080, 9174), (6116, 9120), (6270, 8896), (6672, 8360), (6688, 8340), (7040, 7923), (7296, 7645)]