20213099280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{8831}}^1$

素因数の和:8895

約数の個数: 360

約数和(自身を含む): 78674678784

約数和(自身を除く): 58461579504

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 17, 18, 20, 22, 24, 30, 33, 34, 36, 40, 44, 45, 48, 51, 55, 60, 66, 68, 72, 80, 85, 88, 90, 99, 102, 110, 120, 132, 136, 144, 153, 165, 170, 176, 180, 187, 198, 204, 220, 240, 255, 264, 272, 289, 306, 330, 340, 360, 374, 396, 408, 440, 495, 510, 528, 561, 578, 612, 660, 680, 720, 748, 765, 792, 816, 867, 880, 935, 990, 1020, 1122, 1156, 1224, 1320, 1360, 1445, 1496, 1530, 1584, 1683, 1734, 1870, 1980, 2040, 2244, 2312, 2448, 2601, 2640, 2805, 2890, 2992, 3060, 3179, 3366, 3468, 3740, 3960, 4080, 4335, 4488, 4624, 5202, 5610, 5780, 6120, 6358, 6732, 6936, 7480, 7920, 8415, 8670, 8831, 8976, 9537, 10404, 11220, 11560, 12240, 12716, 13005, 13464, 13872, 14960, 15895, 16830, 17340, 17662, 19074, 20808, 22440, 23120, 25432, 26010, 26493, 26928, 28611, 31790, 33660, 34680, 35324, 38148, 41616, 44155, 44880, 47685, 50864, 52020, 52986, 57222, 63580, 67320, 69360, 70648, 76296, 79479, 88310, 95370, 97141, 104040, 105972, 114444, 127160, 132465, 134640, 141296, 143055, 150127, 152592, 158958, 176620, 190740, 194282, 208080, 211944, 228888, 254320, 264930, 286110, 291423, 300254, 317916, 353240, 381480, 388564, 397395, 423888, 450381, 457776, 485705, 529860, 572220, 582846, 600508, 635832, 706480, 750635, 762960, 777128, 794790, 874269, 900762, 971410, 1059720, 1144440, 1165692, 1201016, 1271664, 1351143, 1457115, 1501270, 1554256, 1589580, 1651397, 1748538, 1801524, 1942820, 2119440, 2251905, 2288880, 2331384, 2402032, 2552159, 2702286, 2914230, 3002540, 3179160, 3302794, 3497076, 3603048, 3885640, 4371345, 4503810, 4662768, 4954191, 5104318, 5404572, 5828460, 6005080, 6358320, 6605588, 6755715, 6994152, 7206096, 7656477, 7771280, 8256985, 8742690, 9007620, 9908382, 10208636, 10809144, 11656920, 12010160, 12760795, 13211176, 13511430, 13988304, 14862573, 15312954, 16513970, 17485380, 18015240, 19816764, 20417272, 21618288, 22969431, 23313840, 24770955, 25521590, 26422352, 27022860, 28073749, 29725146, 30625908, 33027940, 34970760, 36030480, 38282385, 39633528, 40834544, 45938862, 49541910, 51043180, 54045720, 56147498, 59450292, 61251816, 66055880, 69941520, 74312865, 76564770, 79267056, 84221247, 91877724, 99083820, 102086360, 108091440, 112294996, 114847155, 118900584, 122503632, 132111760, 140368745, 148625730, 153129540, 168442494, 183755448, 198167640, 204172720, 224589992, 229694310, 237801168, 252663741, 280737490, 297251460, 306259080, 336884988, 367510896, 396335280, 421106235, 449179984, 459388620, 505327482, 561474980, 594502920, 612518160, 673769976, 842212470, 918777240, 1010654964, 1122949960, 1189005840, 1263318705, 1347539952, 1684424940, 1837554480, 2021309928, 2245899920, 2526637410, 3368849880, 4042619856, 5053274820, 6737699760, 10106549640, 20213099280]

約数ペア:

[(1, 20213099280), (2, 10106549640), (3, 6737699760), (4, 5053274820), (5, 4042619856), (6, 3368849880), (8, 2526637410), (9, 2245899920), (10, 2021309928), (11, 1837554480), (12, 1684424940), (15, 1347539952), (16, 1263318705), (17, 1189005840), (18, 1122949960), (20, 1010654964), (22, 918777240), (24, 842212470), (30, 673769976), (33, 612518160), (34, 594502920), (36, 561474980), (40, 505327482), (44, 459388620), (45, 449179984), (48, 421106235), (51, 396335280), (55, 367510896), (60, 336884988), (66, 306259080), (68, 297251460), (72, 280737490), (80, 252663741), (85, 237801168), (88, 229694310), (90, 224589992), (99, 204172720), (102, 198167640), (110, 183755448), (120, 168442494), (132, 153129540), (136, 148625730), (144, 140368745), (153, 132111760), (165, 122503632), (170, 118900584), (176, 114847155), (180, 112294996), (187, 108091440), (198, 102086360), (204, 99083820), (220, 91877724), (240, 84221247), (255, 79267056), (264, 76564770), (272, 74312865), (289, 69941520), (306, 66055880), (330, 61251816), (340, 59450292), (360, 56147498), (374, 54045720), (396, 51043180), (408, 49541910), (440, 45938862), (495, 40834544), (510, 39633528), (528, 38282385), (561, 36030480), (578, 34970760), (612, 33027940), (660, 30625908), (680, 29725146), (720, 28073749), (748, 27022860), (765, 26422352), (792, 25521590), (816, 24770955), (867, 23313840), (880, 22969431), (935, 21618288), (990, 20417272), (1020, 19816764), (1122, 18015240), (1156, 17485380), (1224, 16513970), (1320, 15312954), (1360, 14862573), (1445, 13988304), (1496, 13511430), (1530, 13211176), (1584, 12760795), (1683, 12010160), (1734, 11656920), (1870, 10809144), (1980, 10208636), (2040, 9908382), (2244, 9007620), (2312, 8742690), (2448, 8256985), (2601, 7771280), (2640, 7656477), (2805, 7206096), (2890, 6994152), (2992, 6755715), (3060, 6605588), (3179, 6358320), (3366, 6005080), (3468, 5828460), (3740, 5404572), (3960, 5104318), (4080, 4954191), (4335, 4662768), (4488, 4503810), (4624, 4371345), (5202, 3885640), (5610, 3603048), (5780, 3497076), (6120, 3302794), (6358, 3179160), (6732, 3002540), (6936, 2914230), (7480, 2702286), (7920, 2552159), (8415, 2402032), (8670, 2331384), (8831, 2288880), (8976, 2251905), (9537, 2119440), (10404, 1942820), (11220, 1801524), (11560, 1748538), (12240, 1651397), (12716, 1589580), (13005, 1554256), (13464, 1501270), (13872, 1457115), (14960, 1351143), (15895, 1271664), (16830, 1201016), (17340, 1165692), (17662, 1144440), (19074, 1059720), (20808, 971410), (22440, 900762), (23120, 874269), (25432, 794790), (26010, 777128), (26493, 762960), (26928, 750635), (28611, 706480), (31790, 635832), (33660, 600508), (34680, 582846), (35324, 572220), (38148, 529860), (41616, 485705), (44155, 457776), (44880, 450381), (47685, 423888), (50864, 397395), (52020, 388564), (52986, 381480), (57222, 353240), (63580, 317916), (67320, 300254), (69360, 291423), (70648, 286110), (76296, 264930), (79479, 254320), (88310, 228888), (95370, 211944), (97141, 208080), (104040, 194282), (105972, 190740), (114444, 176620), (127160, 158958), (132465, 152592), (134640, 150127), (141296, 143055)]