1656921728

素因数分解:

$2^7\times 7^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1$

素因数の和:120

約数の個数: 384

約数和(自身を含む): 4688409600

約数和(自身を除く): 3031487872

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 17, 22, 28, 29, 31, 32, 34, 44, 56, 58, 62, 64, 68, 77, 88, 112, 116, 119, 121, 124, 128, 136, 154, 176, 187, 203, 217, 224, 232, 238, 242, 248, 272, 308, 319, 341, 352, 374, 406, 434, 448, 464, 476, 484, 493, 496, 527, 544, 616, 638, 682, 704, 748, 812, 847, 868, 896, 899, 928, 952, 968, 986, 992, 1054, 1088, 1232, 1276, 1309, 1364, 1408, 1496, 1624, 1694, 1736, 1798, 1856, 1904, 1936, 1972, 1984, 2057, 2108, 2176, 2233, 2387, 2464, 2552, 2618, 2728, 2992, 3248, 3388, 3451, 3472, 3509, 3596, 3689, 3712, 3751, 3808, 3872, 3944, 3968, 4114, 4216, 4466, 4774, 4928, 5104, 5236, 5423, 5456, 5797, 5984, 6293, 6496, 6776, 6902, 6944, 7018, 7192, 7378, 7502, 7616, 7744, 7888, 8228, 8432, 8932, 9548, 9856, 9889, 10208, 10472, 10846, 10912, 11594, 11968, 12586, 12992, 13552, 13804, 13888, 14036, 14384, 14399, 14756, 15004, 15232, 15283, 15488, 15776, 16456, 16864, 17864, 19096, 19778, 20416, 20944, 21692, 21824, 23188, 23936, 24563, 25172, 25984, 26257, 27104, 27608, 27776, 28072, 28768, 28798, 29512, 30008, 30566, 31552, 32912, 33728, 35728, 37961, 38192, 39556, 40579, 40832, 41888, 43384, 43648, 46376, 49126, 50344, 52514, 54208, 55216, 56144, 57536, 57596, 59024, 59653, 60016, 61132, 63104, 63767, 65824, 67456, 69223, 71456, 75922, 76384, 79112, 81158, 83776, 86768, 92752, 98252, 100688, 105028, 106981, 108416, 108779, 110432, 112288, 115072, 115192, 118048, 119306, 120032, 122264, 127534, 131648, 138446, 142912, 151844, 152768, 158224, 162316, 167552, 168113, 173536, 185504, 196504, 201376, 210056, 213962, 217558, 220864, 224576, 230384, 236096, 238612, 240064, 244528, 255068, 263296, 276892, 285824, 303688, 305536, 316448, 324632, 336226, 347072, 371008, 393008, 402752, 417571, 420112, 427924, 435116, 441728, 446369, 449152, 460768, 472192, 477224, 480128, 489056, 510136, 553784, 607376, 632896, 649264, 672452, 694144, 742016, 761453, 786016, 805504, 835142, 840224, 855848, 870232, 892738, 921536, 954448, 978112, 1020272, 1107568, 1176791, 1214752, 1265792, 1298528, 1344904, 1522906, 1572032, 1670284, 1680448, 1711696, 1740464, 1785476, 1843072, 1849243, 1908896, 1956224, 2040544, 2215136, 2353582, 2429504, 2597056, 2689808, 3045812, 3144064, 3340568, 3360896, 3423392, 3480928, 3570952, 3698486, 3817792, 4081088, 4430272, 4707164, 4859008, 5194112, 5379616, 6091624, 6681136, 6846784, 6961856, 7141904, 7396972, 7635584, 8162176, 8860544, 9414328, 10759232, 12183248, 12944701, 13362272, 13693568, 13923712, 14283808, 14793944, 18828656, 21518464, 24366496, 25889402, 26724544, 28567616, 29587888, 37657312, 48732992, 51778804, 53449088, 57135232, 59175776, 75314624, 97465984, 103557608, 118351552, 150629248, 207115216, 236703104, 414230432, 828460864, 1656921728]

約数ペア:

[(1, 1656921728), (2, 828460864), (4, 414230432), (7, 236703104), (8, 207115216), (11, 150629248), (14, 118351552), (16, 103557608), (17, 97465984), (22, 75314624), (28, 59175776), (29, 57135232), (31, 53449088), (32, 51778804), (34, 48732992), (44, 37657312), (56, 29587888), (58, 28567616), (62, 26724544), (64, 25889402), (68, 24366496), (77, 21518464), (88, 18828656), (112, 14793944), (116, 14283808), (119, 13923712), (121, 13693568), (124, 13362272), (128, 12944701), (136, 12183248), (154, 10759232), (176, 9414328), (187, 8860544), (203, 8162176), (217, 7635584), (224, 7396972), (232, 7141904), (238, 6961856), (242, 6846784), (248, 6681136), (272, 6091624), (308, 5379616), (319, 5194112), (341, 4859008), (352, 4707164), (374, 4430272), (406, 4081088), (434, 3817792), (448, 3698486), (464, 3570952), (476, 3480928), (484, 3423392), (493, 3360896), (496, 3340568), (527, 3144064), (544, 3045812), (616, 2689808), (638, 2597056), (682, 2429504), (704, 2353582), (748, 2215136), (812, 2040544), (847, 1956224), (868, 1908896), (896, 1849243), (899, 1843072), (928, 1785476), (952, 1740464), (968, 1711696), (986, 1680448), (992, 1670284), (1054, 1572032), (1088, 1522906), (1232, 1344904), (1276, 1298528), (1309, 1265792), (1364, 1214752), (1408, 1176791), (1496, 1107568), (1624, 1020272), (1694, 978112), (1736, 954448), (1798, 921536), (1856, 892738), (1904, 870232), (1936, 855848), (1972, 840224), (1984, 835142), (2057, 805504), (2108, 786016), (2176, 761453), (2233, 742016), (2387, 694144), (2464, 672452), (2552, 649264), (2618, 632896), (2728, 607376), (2992, 553784), (3248, 510136), (3388, 489056), (3451, 480128), (3472, 477224), (3509, 472192), (3596, 460768), (3689, 449152), (3712, 446369), (3751, 441728), (3808, 435116), (3872, 427924), (3944, 420112), (3968, 417571), (4114, 402752), (4216, 393008), (4466, 371008), (4774, 347072), (4928, 336226), (5104, 324632), (5236, 316448), (5423, 305536), (5456, 303688), (5797, 285824), (5984, 276892), (6293, 263296), (6496, 255068), (6776, 244528), (6902, 240064), (6944, 238612), (7018, 236096), (7192, 230384), (7378, 224576), (7502, 220864), (7616, 217558), (7744, 213962), (7888, 210056), (8228, 201376), (8432, 196504), (8932, 185504), (9548, 173536), (9856, 168113), (9889, 167552), (10208, 162316), (10472, 158224), (10846, 152768), (10912, 151844), (11594, 142912), (11968, 138446), (12586, 131648), (12992, 127534), (13552, 122264), (13804, 120032), (13888, 119306), (14036, 118048), (14384, 115192), (14399, 115072), (14756, 112288), (15004, 110432), (15232, 108779), (15283, 108416), (15488, 106981), (15776, 105028), (16456, 100688), (16864, 98252), (17864, 92752), (19096, 86768), (19778, 83776), (20416, 81158), (20944, 79112), (21692, 76384), (21824, 75922), (23188, 71456), (23936, 69223), (24563, 67456), (25172, 65824), (25984, 63767), (26257, 63104), (27104, 61132), (27608, 60016), (27776, 59653), (28072, 59024), (28768, 57596), (28798, 57536), (29512, 56144), (30008, 55216), (30566, 54208), (31552, 52514), (32912, 50344), (33728, 49126), (35728, 46376), (37961, 43648), (38192, 43384), (39556, 41888), (40579, 40832)]