81860621920

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{1297}}^1$

素因数の和:1486

約数の個数: 384

約数和(自身を含む): 248697630720

約数和(自身を除く): 166837008800

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 47, 55, 56, 70, 77, 80, 88, 94, 109, 110, 112, 140, 154, 160, 176, 188, 218, 220, 224, 235, 280, 308, 329, 352, 376, 385, 436, 440, 470, 517, 545, 560, 616, 658, 752, 763, 770, 872, 880, 940, 1034, 1090, 1120, 1199, 1232, 1297, 1316, 1504, 1526, 1540, 1645, 1744, 1760, 1880, 2068, 2180, 2398, 2464, 2585, 2594, 2632, 3052, 3080, 3290, 3488, 3619, 3760, 3815, 4136, 4360, 4796, 5123, 5170, 5188, 5264, 5995, 6104, 6160, 6485, 6580, 7238, 7520, 7630, 8272, 8393, 8720, 9079, 9592, 10246, 10340, 10376, 10528, 11990, 12208, 12320, 12970, 13160, 14267, 14476, 15260, 16544, 16786, 17440, 18095, 18158, 19184, 20492, 20680, 20752, 23980, 24416, 25615, 25940, 26320, 28534, 28952, 30520, 33572, 35861, 36190, 36316, 38368, 40984, 41360, 41504, 41965, 45395, 47960, 51230, 51880, 52640, 56353, 57068, 57904, 60959, 61040, 67144, 71335, 71722, 72380, 72632, 81968, 82720, 83930, 90790, 95920, 99869, 102460, 103760, 112706, 114136, 115808, 121918, 122080, 134288, 141373, 142670, 143444, 144760, 145264, 163936, 167860, 179305, 181580, 191840, 199738, 204920, 207520, 225412, 228272, 243836, 268576, 281765, 282746, 285340, 286888, 289520, 290528, 304795, 335720, 358610, 363160, 394471, 399476, 409840, 426713, 450824, 456544, 487672, 499345, 563530, 565492, 570680, 573776, 579040, 609590, 670549, 671440, 706865, 717220, 726320, 788942, 798952, 819680, 853426, 901648, 975344, 989611, 998690, 1127060, 1130984, 1141360, 1147552, 1219180, 1341098, 1342880, 1413730, 1434440, 1452640, 1555103, 1577884, 1597904, 1706852, 1803296, 1950688, 1972355, 1979222, 1997380, 2133565, 2254120, 2261968, 2282720, 2438360, 2682196, 2827460, 2868880, 3110206, 3155768, 3195808, 3352745, 3413704, 3944710, 3958444, 3994760, 4267130, 4508240, 4523936, 4693843, 4876720, 4948055, 5364392, 5654920, 5737760, 6220412, 6311536, 6644531, 6705490, 6827408, 7775515, 7889420, 7916888, 7989520, 8534260, 9016480, 9387686, 9753440, 9896110, 10728784, 10885721, 11309840, 12440824, 12623072, 13289062, 13410980, 13654816, 15551030, 15778840, 15833776, 15979040, 17068520, 18775372, 19792220, 21457568, 21771442, 22619680, 23469215, 24881648, 26578124, 26821960, 31102060, 31557680, 31667552, 33222655, 34137040, 37550744, 39584440, 43542884, 46511717, 46938430, 49763296, 53156248, 53643920, 54428605, 62204120, 63115360, 66445310, 68274080, 73089841, 75101488, 79168880, 87085768, 93023434, 93876860, 106312496, 107287840, 108857210, 124408240, 132890620, 146179682, 150202976, 158337760, 174171536, 186046868, 187753720, 212624992, 217714420, 232558585, 248816480, 265781240, 292359364, 348343072, 365449205, 372093736, 375507440, 435428840, 465117170, 511628887, 531562480, 584718728, 730898410, 744187472, 751014880, 870857680, 930234340, 1023257774, 1063124960, 1169437456, 1461796820, 1488374944, 1741715360, 1860468680, 2046515548, 2338874912, 2558144435, 2923593640, 3720937360, 4093031096, 5116288870, 5847187280, 7441874720, 8186062192, 10232577740, 11694374560, 16372124384, 20465155480, 40930310960, 81860621920]

約数ペア:

[(1, 81860621920), (2, 40930310960), (4, 20465155480), (5, 16372124384), (7, 11694374560), (8, 10232577740), (10, 8186062192), (11, 7441874720), (14, 5847187280), (16, 5116288870), (20, 4093031096), (22, 3720937360), (28, 2923593640), (32, 2558144435), (35, 2338874912), (40, 2046515548), (44, 1860468680), (47, 1741715360), (55, 1488374944), (56, 1461796820), (70, 1169437456), (77, 1063124960), (80, 1023257774), (88, 930234340), (94, 870857680), (109, 751014880), (110, 744187472), (112, 730898410), (140, 584718728), (154, 531562480), (160, 511628887), (176, 465117170), (188, 435428840), (218, 375507440), (220, 372093736), (224, 365449205), (235, 348343072), (280, 292359364), (308, 265781240), (329, 248816480), (352, 232558585), (376, 217714420), (385, 212624992), (436, 187753720), (440, 186046868), (470, 174171536), (517, 158337760), (545, 150202976), (560, 146179682), (616, 132890620), (658, 124408240), (752, 108857210), (763, 107287840), (770, 106312496), (872, 93876860), (880, 93023434), (940, 87085768), (1034, 79168880), (1090, 75101488), (1120, 73089841), (1199, 68274080), (1232, 66445310), (1297, 63115360), (1316, 62204120), (1504, 54428605), (1526, 53643920), (1540, 53156248), (1645, 49763296), (1744, 46938430), (1760, 46511717), (1880, 43542884), (2068, 39584440), (2180, 37550744), (2398, 34137040), (2464, 33222655), (2585, 31667552), (2594, 31557680), (2632, 31102060), (3052, 26821960), (3080, 26578124), (3290, 24881648), (3488, 23469215), (3619, 22619680), (3760, 21771442), (3815, 21457568), (4136, 19792220), (4360, 18775372), (4796, 17068520), (5123, 15979040), (5170, 15833776), (5188, 15778840), (5264, 15551030), (5995, 13654816), (6104, 13410980), (6160, 13289062), (6485, 12623072), (6580, 12440824), (7238, 11309840), (7520, 10885721), (7630, 10728784), (8272, 9896110), (8393, 9753440), (8720, 9387686), (9079, 9016480), (9592, 8534260), (10246, 7989520), (10340, 7916888), (10376, 7889420), (10528, 7775515), (11990, 6827408), (12208, 6705490), (12320, 6644531), (12970, 6311536), (13160, 6220412), (14267, 5737760), (14476, 5654920), (15260, 5364392), (16544, 4948055), (16786, 4876720), (17440, 4693843), (18095, 4523936), (18158, 4508240), (19184, 4267130), (20492, 3994760), (20680, 3958444), (20752, 3944710), (23980, 3413704), (24416, 3352745), (25615, 3195808), (25940, 3155768), (26320, 3110206), (28534, 2868880), (28952, 2827460), (30520, 2682196), (33572, 2438360), (35861, 2282720), (36190, 2261968), (36316, 2254120), (38368, 2133565), (40984, 1997380), (41360, 1979222), (41504, 1972355), (41965, 1950688), (45395, 1803296), (47960, 1706852), (51230, 1597904), (51880, 1577884), (52640, 1555103), (56353, 1452640), (57068, 1434440), (57904, 1413730), (60959, 1342880), (61040, 1341098), (67144, 1219180), (71335, 1147552), (71722, 1141360), (72380, 1130984), (72632, 1127060), (81968, 998690), (82720, 989611), (83930, 975344), (90790, 901648), (95920, 853426), (99869, 819680), (102460, 798952), (103760, 788942), (112706, 726320), (114136, 717220), (115808, 706865), (121918, 671440), (122080, 670549), (134288, 609590), (141373, 579040), (142670, 573776), (143444, 570680), (144760, 565492), (145264, 563530), (163936, 499345), (167860, 487672), (179305, 456544), (181580, 450824), (191840, 426713), (199738, 409840), (204920, 399476), (207520, 394471), (225412, 363160), (228272, 358610), (243836, 335720), (268576, 304795), (281765, 290528), (282746, 289520), (285340, 286888)]