20217751008

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{503}}^1$

素因数の和:686

約数の個数: 384

約数和(自身を含む): 67596705792

約数和(自身を除く): 47378954784

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 32, 39, 42, 43, 48, 52, 56, 78, 84, 86, 91, 96, 104, 107, 112, 129, 156, 168, 172, 182, 208, 214, 224, 258, 273, 301, 312, 321, 336, 344, 364, 416, 428, 503, 516, 546, 559, 602, 624, 642, 672, 688, 728, 749, 856, 903, 1006, 1032, 1092, 1118, 1204, 1248, 1284, 1376, 1391, 1456, 1498, 1509, 1677, 1712, 1806, 2012, 2064, 2184, 2236, 2247, 2408, 2568, 2782, 2912, 2996, 3018, 3354, 3424, 3521, 3612, 3913, 4024, 4128, 4173, 4368, 4472, 4494, 4601, 4816, 5136, 5564, 5992, 6036, 6539, 6708, 7042, 7224, 7826, 8048, 8346, 8736, 8944, 8988, 9202, 9632, 9737, 10272, 10563, 11128, 11739, 11984, 12072, 13078, 13416, 13803, 14084, 14448, 15652, 16096, 16692, 17888, 17976, 18404, 19474, 19617, 21126, 21629, 22256, 23478, 23968, 24144, 26156, 26832, 27606, 28168, 28896, 29211, 31304, 32207, 33384, 35952, 36808, 38948, 39234, 42252, 43258, 44512, 45773, 46956, 48288, 52312, 53664, 53821, 55212, 56336, 58422, 59813, 62608, 64414, 64887, 66768, 71904, 73616, 77896, 78468, 84504, 86516, 91546, 93912, 96621, 104624, 107642, 110424, 112672, 116844, 119626, 125216, 128828, 129774, 133536, 137319, 147232, 151403, 155792, 156936, 161463, 169008, 173032, 179439, 183092, 187824, 193242, 209248, 215284, 220848, 233688, 239252, 257656, 259548, 274638, 281177, 302806, 311584, 313872, 322926, 338016, 346064, 358878, 366184, 375648, 376747, 386484, 418691, 430568, 441696, 454209, 467376, 478504, 515312, 519096, 549276, 562354, 605612, 627744, 645852, 692128, 699673, 717756, 732368, 753494, 772968, 837382, 843531, 861136, 908418, 934752, 957008, 1030624, 1038192, 1098552, 1124708, 1130241, 1211224, 1256073, 1291704, 1399346, 1435512, 1464736, 1506988, 1545936, 1674764, 1687062, 1722272, 1816836, 1914016, 1968239, 2076384, 2099019, 2197104, 2249416, 2260482, 2314303, 2422448, 2512146, 2583408, 2798692, 2871024, 3013976, 3091872, 3349528, 3374124, 3633672, 3936478, 4198038, 4394208, 4498832, 4520964, 4628606, 4844896, 4897711, 5024292, 5166816, 5597384, 5742048, 5904717, 6027952, 6699056, 6748248, 6942909, 7267344, 7872956, 8396076, 8997664, 9041928, 9257212, 9795422, 10048584, 11194768, 11809434, 12055904, 13398112, 13496496, 13885818, 14534688, 14693133, 15745912, 16200121, 16792152, 18083856, 18514424, 19590844, 20097168, 22389536, 23618868, 26992992, 27771636, 29386266, 30085939, 31491824, 32400242, 33584304, 36167712, 37028848, 39181688, 40194336, 47237736, 48600363, 55543272, 58772532, 60171878, 62983648, 64800484, 67168608, 74057696, 78363376, 90257817, 94475472, 97200726, 111086544, 117545064, 120343756, 129600968, 156726752, 180515634, 188950944, 194401452, 210601573, 222173088, 235090128, 240687512, 259201936, 361031268, 388802904, 421203146, 470180256, 481375024, 518403872, 631804719, 722062536, 777605808, 842406292, 962750048, 1263609438, 1444125072, 1555211616, 1684812584, 2527218876, 2888250144, 3369625168, 5054437752, 6739250336, 10108875504, 20217751008]

約数ペア:

[(1, 20217751008), (2, 10108875504), (3, 6739250336), (4, 5054437752), (6, 3369625168), (7, 2888250144), (8, 2527218876), (12, 1684812584), (13, 1555211616), (14, 1444125072), (16, 1263609438), (21, 962750048), (24, 842406292), (26, 777605808), (28, 722062536), (32, 631804719), (39, 518403872), (42, 481375024), (43, 470180256), (48, 421203146), (52, 388802904), (56, 361031268), (78, 259201936), (84, 240687512), (86, 235090128), (91, 222173088), (96, 210601573), (104, 194401452), (107, 188950944), (112, 180515634), (129, 156726752), (156, 129600968), (168, 120343756), (172, 117545064), (182, 111086544), (208, 97200726), (214, 94475472), (224, 90257817), (258, 78363376), (273, 74057696), (301, 67168608), (312, 64800484), (321, 62983648), (336, 60171878), (344, 58772532), (364, 55543272), (416, 48600363), (428, 47237736), (503, 40194336), (516, 39181688), (546, 37028848), (559, 36167712), (602, 33584304), (624, 32400242), (642, 31491824), (672, 30085939), (688, 29386266), (728, 27771636), (749, 26992992), (856, 23618868), (903, 22389536), (1006, 20097168), (1032, 19590844), (1092, 18514424), (1118, 18083856), (1204, 16792152), (1248, 16200121), (1284, 15745912), (1376, 14693133), (1391, 14534688), (1456, 13885818), (1498, 13496496), (1509, 13398112), (1677, 12055904), (1712, 11809434), (1806, 11194768), (2012, 10048584), (2064, 9795422), (2184, 9257212), (2236, 9041928), (2247, 8997664), (2408, 8396076), (2568, 7872956), (2782, 7267344), (2912, 6942909), (2996, 6748248), (3018, 6699056), (3354, 6027952), (3424, 5904717), (3521, 5742048), (3612, 5597384), (3913, 5166816), (4024, 5024292), (4128, 4897711), (4173, 4844896), (4368, 4628606), (4472, 4520964), (4494, 4498832), (4601, 4394208), (4816, 4198038), (5136, 3936478), (5564, 3633672), (5992, 3374124), (6036, 3349528), (6539, 3091872), (6708, 3013976), (7042, 2871024), (7224, 2798692), (7826, 2583408), (8048, 2512146), (8346, 2422448), (8736, 2314303), (8944, 2260482), (8988, 2249416), (9202, 2197104), (9632, 2099019), (9737, 2076384), (10272, 1968239), (10563, 1914016), (11128, 1816836), (11739, 1722272), (11984, 1687062), (12072, 1674764), (13078, 1545936), (13416, 1506988), (13803, 1464736), (14084, 1435512), (14448, 1399346), (15652, 1291704), (16096, 1256073), (16692, 1211224), (17888, 1130241), (17976, 1124708), (18404, 1098552), (19474, 1038192), (19617, 1030624), (21126, 957008), (21629, 934752), (22256, 908418), (23478, 861136), (23968, 843531), (24144, 837382), (26156, 772968), (26832, 753494), (27606, 732368), (28168, 717756), (28896, 699673), (29211, 692128), (31304, 645852), (32207, 627744), (33384, 605612), (35952, 562354), (36808, 549276), (38948, 519096), (39234, 515312), (42252, 478504), (43258, 467376), (44512, 454209), (45773, 441696), (46956, 430568), (48288, 418691), (52312, 386484), (53664, 376747), (53821, 375648), (55212, 366184), (56336, 358878), (58422, 346064), (59813, 338016), (62608, 322926), (64414, 313872), (64887, 311584), (66768, 302806), (71904, 281177), (73616, 274638), (77896, 259548), (78468, 257656), (84504, 239252), (86516, 233688), (91546, 220848), (93912, 215284), (96621, 209248), (104624, 193242), (107642, 187824), (110424, 183092), (112672, 179439), (116844, 173032), (119626, 169008), (125216, 161463), (128828, 156936), (129774, 155792), (133536, 151403), (137319, 147232)]