21221516160

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{5557}}^1$

素因数の和:5615

約数の個数: 512

約数和(自身を含む): 85717699200

約数和(自身を除く): 64496183040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 17, 18, 20, 24, 26, 27, 30, 32, 34, 36, 39, 40, 45, 48, 51, 52, 54, 60, 64, 65, 68, 72, 78, 80, 85, 90, 96, 102, 104, 108, 117, 120, 128, 130, 135, 136, 144, 153, 156, 160, 170, 180, 192, 195, 204, 208, 216, 221, 234, 240, 255, 260, 270, 272, 288, 306, 312, 320, 340, 351, 360, 384, 390, 408, 416, 432, 442, 459, 468, 480, 510, 520, 540, 544, 576, 585, 612, 624, 640, 663, 680, 702, 720, 765, 780, 816, 832, 864, 884, 918, 936, 960, 1020, 1040, 1080, 1088, 1105, 1152, 1170, 1224, 1248, 1326, 1360, 1404, 1440, 1530, 1560, 1632, 1664, 1728, 1755, 1768, 1836, 1872, 1920, 1989, 2040, 2080, 2160, 2176, 2210, 2295, 2340, 2448, 2496, 2652, 2720, 2808, 2880, 3060, 3120, 3264, 3315, 3456, 3510, 3536, 3672, 3744, 3978, 4080, 4160, 4320, 4420, 4590, 4680, 4896, 4992, 5304, 5440, 5557, 5616, 5760, 5967, 6120, 6240, 6528, 6630, 7020, 7072, 7344, 7488, 7956, 8160, 8320, 8640, 8840, 9180, 9360, 9792, 9945, 10608, 10880, 11114, 11232, 11934, 12240, 12480, 13260, 14040, 14144, 14688, 14976, 15912, 16320, 16671, 17280, 17680, 18360, 18720, 19584, 19890, 21216, 22228, 22464, 23868, 24480, 24960, 26520, 27785, 28080, 28288, 29376, 29835, 31824, 32640, 33342, 35360, 36720, 37440, 39780, 42432, 44456, 44928, 47736, 48960, 50013, 53040, 55570, 56160, 58752, 59670, 63648, 66684, 70720, 72241, 73440, 74880, 79560, 83355, 84864, 88912, 94469, 95472, 97920, 100026, 106080, 111140, 112320, 119340, 127296, 133368, 141440, 144482, 146880, 150039, 159120, 166710, 177824, 188938, 190944, 200052, 212160, 216723, 222280, 224640, 238680, 250065, 254592, 266736, 283407, 288964, 293760, 300078, 318240, 333420, 355648, 361205, 377876, 381888, 400104, 424320, 433446, 444560, 472345, 477360, 500130, 533472, 566814, 577928, 600156, 636480, 650169, 666840, 711296, 722410, 750195, 755752, 763776, 800208, 850221, 866892, 889120, 944690, 954720, 1000260, 1066944, 1083615, 1133628, 1155856, 1200312, 1228097, 1272960, 1300338, 1333680, 1417035, 1444820, 1500390, 1511504, 1600416, 1700442, 1733784, 1778240, 1889380, 1909440, 1950507, 2000520, 2133888, 2167230, 2267256, 2311712, 2400624, 2456194, 2550663, 2600676, 2667360, 2834070, 2889640, 3000780, 3023008, 3200832, 3250845, 3400884, 3467568, 3556480, 3684291, 3778760, 3818880, 3901014, 4001040, 4251105, 4334460, 4534512, 4623424, 4801248, 4912388, 5101326, 5201352, 5334720, 5668140, 5779280, 6001560, 6046016, 6140485, 6401664, 6501690, 6801768, 6935136, 7368582, 7557520, 7802028, 8002080, 8502210, 8668920, 9069024, 9246848, 9602496, 9752535, 9824776, 10202652, 10402704, 10669440, 11052873, 11336280, 11558560, 12003120, 12092032, 12280970, 12753315, 13003380, 13603536, 13870272, 14737164, 15115040, 15604056, 16004160, 17004420, 17337840, 18138048, 18421455, 19204992, 19505070, 19649552, 20405304, 20805408, 22105746, 22672560, 23117120, 24006240, 24561940, 25506630, 26006760, 27207072, 27740544, 29474328, 30230080, 31208112, 32008320, 33158619, 34008840, 34675680, 36276096, 36842910, 39010140, 39299104, 40810608, 41610816, 44211492, 45345120, 46234240, 48012480, 49123880, 51013260, 52013520, 54414144, 55264365, 58948656, 60460160, 62416224, 66317238, 68017680, 69351360, 73685820, 78020280, 78598208, 81621216, 83221632, 88422984, 90690240, 96024960, 98247760, 102026520, 104027040, 108828288, 110528730, 117897312, 124832448, 132634476, 136035360, 138702720, 147371640, 156040560, 157196416, 163242432, 165793095, 176845968, 181380480, 196495520, 204053040, 208054080, 221057460, 235794624, 249664896, 265268952, 272070720, 294743280, 312081120, 326484864, 331586190, 353691936, 392991040, 408106080, 416108160, 442114920, 471589248, 530537904, 544141440, 589486560, 624162240, 663172380, 707383872, 785982080, 816212160, 884229840, 1061075808, 1178973120, 1248324480, 1326344760, 1414767744, 1632424320, 1768459680, 2122151616, 2357946240, 2652689520, 3536919360, 4244303232, 5305379040, 7073838720, 10610758080, 21221516160]

約数ペア:

[(1, 21221516160), (2, 10610758080), (3, 7073838720), (4, 5305379040), (5, 4244303232), (6, 3536919360), (8, 2652689520), (9, 2357946240), (10, 2122151616), (12, 1768459680), (13, 1632424320), (15, 1414767744), (16, 1326344760), (17, 1248324480), (18, 1178973120), (20, 1061075808), (24, 884229840), (26, 816212160), (27, 785982080), (30, 707383872), (32, 663172380), (34, 624162240), (36, 589486560), (39, 544141440), (40, 530537904), (45, 471589248), (48, 442114920), (51, 416108160), (52, 408106080), (54, 392991040), (60, 353691936), (64, 331586190), (65, 326484864), (68, 312081120), (72, 294743280), (78, 272070720), (80, 265268952), (85, 249664896), (90, 235794624), (96, 221057460), (102, 208054080), (104, 204053040), (108, 196495520), (117, 181380480), (120, 176845968), (128, 165793095), (130, 163242432), (135, 157196416), (136, 156040560), (144, 147371640), (153, 138702720), (156, 136035360), (160, 132634476), (170, 124832448), (180, 117897312), (192, 110528730), (195, 108828288), (204, 104027040), (208, 102026520), (216, 98247760), (221, 96024960), (234, 90690240), (240, 88422984), (255, 83221632), (260, 81621216), (270, 78598208), (272, 78020280), (288, 73685820), (306, 69351360), (312, 68017680), (320, 66317238), (340, 62416224), (351, 60460160), (360, 58948656), (384, 55264365), (390, 54414144), (408, 52013520), (416, 51013260), (432, 49123880), (442, 48012480), (459, 46234240), (468, 45345120), (480, 44211492), (510, 41610816), (520, 40810608), (540, 39299104), (544, 39010140), (576, 36842910), (585, 36276096), (612, 34675680), (624, 34008840), (640, 33158619), (663, 32008320), (680, 31208112), (702, 30230080), (720, 29474328), (765, 27740544), (780, 27207072), (816, 26006760), (832, 25506630), (864, 24561940), (884, 24006240), (918, 23117120), (936, 22672560), (960, 22105746), (1020, 20805408), (1040, 20405304), (1080, 19649552), (1088, 19505070), (1105, 19204992), (1152, 18421455), (1170, 18138048), (1224, 17337840), (1248, 17004420), (1326, 16004160), (1360, 15604056), (1404, 15115040), (1440, 14737164), (1530, 13870272), (1560, 13603536), (1632, 13003380), (1664, 12753315), (1728, 12280970), (1755, 12092032), (1768, 12003120), (1836, 11558560), (1872, 11336280), (1920, 11052873), (1989, 10669440), (2040, 10402704), (2080, 10202652), (2160, 9824776), (2176, 9752535), (2210, 9602496), (2295, 9246848), (2340, 9069024), (2448, 8668920), (2496, 8502210), (2652, 8002080), (2720, 7802028), (2808, 7557520), (2880, 7368582), (3060, 6935136), (3120, 6801768), (3264, 6501690), (3315, 6401664), (3456, 6140485), (3510, 6046016), (3536, 6001560), (3672, 5779280), (3744, 5668140), (3978, 5334720), (4080, 5201352), (4160, 5101326), (4320, 4912388), (4420, 4801248), (4590, 4623424), (4680, 4534512), (4896, 4334460), (4992, 4251105), (5304, 4001040), (5440, 3901014), (5557, 3818880), (5616, 3778760), (5760, 3684291), (5967, 3556480), (6120, 3467568), (6240, 3400884), (6528, 3250845), (6630, 3200832), (7020, 3023008), (7072, 3000780), (7344, 2889640), (7488, 2834070), (7956, 2667360), (8160, 2600676), (8320, 2550663), (8640, 2456194), (8840, 2400624), (9180, 2311712), (9360, 2267256), (9792, 2167230), (9945, 2133888), (10608, 2000520), (10880, 1950507), (11114, 1909440), (11232, 1889380), (11934, 1778240), (12240, 1733784), (12480, 1700442), (13260, 1600416), (14040, 1511504), (14144, 1500390), (14688, 1444820), (14976, 1417035), (15912, 1333680), (16320, 1300338), (16671, 1272960), (17280, 1228097), (17680, 1200312), (18360, 1155856), (18720, 1133628), (19584, 1083615), (19890, 1066944), (21216, 1000260), (22228, 954720), (22464, 944690), (23868, 889120), (24480, 866892), (24960, 850221), (26520, 800208), (27785, 763776), (28080, 755752), (28288, 750195), (29376, 722410), (29835, 711296), (31824, 666840), (32640, 650169), (33342, 636480), (35360, 600156), (36720, 577928), (37440, 566814), (39780, 533472), (42432, 500130), (44456, 477360), (44928, 472345), (47736, 444560), (48960, 433446), (50013, 424320), (53040, 400104), (55570, 381888), (56160, 377876), (58752, 361205), (59670, 355648), (63648, 333420), (66684, 318240), (70720, 300078), (72241, 293760), (73440, 288964), (74880, 283407), (79560, 266736), (83355, 254592), (84864, 250065), (88912, 238680), (94469, 224640), (95472, 222280), (97920, 216723), (100026, 212160), (106080, 200052), (111140, 190944), (112320, 188938), (119340, 177824), (127296, 166710), (133368, 159120), (141440, 150039), (144482, 146880)]