1240811520

素因数分解:

$2^{11}\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{239}}^1$

素因数の和:295

約数の個数: 288

約数和(自身を含む): 4316457600

約数和(自身を除く): 3075646080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 169, 192, 195, 208, 239, 240, 256, 260, 312, 320, 338, 384, 390, 416, 478, 480, 507, 512, 520, 624, 640, 676, 717, 768, 780, 832, 845, 956, 960, 1014, 1024, 1040, 1195, 1248, 1280, 1352, 1434, 1536, 1560, 1664, 1690, 1912, 1920, 2028, 2048, 2080, 2390, 2496, 2535, 2560, 2704, 2868, 3072, 3107, 3120, 3328, 3380, 3585, 3824, 3840, 4056, 4160, 4780, 4992, 5070, 5120, 5408, 5736, 6144, 6214, 6240, 6656, 6760, 7170, 7648, 7680, 8112, 8320, 9321, 9560, 9984, 10140, 10240, 10816, 11472, 12428, 12480, 13312, 13520, 14340, 15296, 15360, 15535, 16224, 16640, 18642, 19120, 19968, 20280, 21632, 22944, 24856, 24960, 26624, 27040, 28680, 30592, 30720, 31070, 32448, 33280, 37284, 38240, 39936, 40391, 40560, 43264, 45888, 46605, 49712, 49920, 54080, 57360, 61184, 62140, 64896, 66560, 74568, 76480, 79872, 80782, 81120, 86528, 91776, 93210, 99424, 99840, 108160, 114720, 121173, 122368, 124280, 129792, 133120, 149136, 152960, 161564, 162240, 173056, 183552, 186420, 198848, 199680, 201955, 216320, 229440, 242346, 244736, 248560, 259584, 298272, 305920, 323128, 324480, 346112, 367104, 372840, 397696, 399360, 403910, 432640, 458880, 484692, 489472, 497120, 519168, 596544, 605865, 611840, 646256, 648960, 734208, 745680, 795392, 807820, 865280, 917760, 969384, 994240, 1038336, 1193088, 1211730, 1223680, 1292512, 1297920, 1468416, 1491360, 1590784, 1615640, 1730560, 1835520, 1938768, 1988480, 2386176, 2423460, 2447360, 2585024, 2595840, 2982720, 3181568, 3231280, 3671040, 3877536, 3976960, 4772352, 4846920, 5170048, 5191680, 5965440, 6363136, 6462560, 7342080, 7755072, 7953920, 9544704, 9693840, 10340096, 11930880, 12925120, 15510144, 15907840, 19089408, 19387680, 20680192, 23861760, 25850240, 31020288, 31815680, 38775360, 41360384, 47723520, 51700480, 62040576, 77550720, 82720768, 95447040, 103400960, 124081152, 155101440, 206801920, 248162304, 310202880, 413603840, 620405760, 1240811520]

約数ペア:

[(1, 1240811520), (2, 620405760), (3, 413603840), (4, 310202880), (5, 248162304), (6, 206801920), (8, 155101440), (10, 124081152), (12, 103400960), (13, 95447040), (15, 82720768), (16, 77550720), (20, 62040576), (24, 51700480), (26, 47723520), (30, 41360384), (32, 38775360), (39, 31815680), (40, 31020288), (48, 25850240), (52, 23861760), (60, 20680192), (64, 19387680), (65, 19089408), (78, 15907840), (80, 15510144), (96, 12925120), (104, 11930880), (120, 10340096), (128, 9693840), (130, 9544704), (156, 7953920), (160, 7755072), (169, 7342080), (192, 6462560), (195, 6363136), (208, 5965440), (239, 5191680), (240, 5170048), (256, 4846920), (260, 4772352), (312, 3976960), (320, 3877536), (338, 3671040), (384, 3231280), (390, 3181568), (416, 2982720), (478, 2595840), (480, 2585024), (507, 2447360), (512, 2423460), (520, 2386176), (624, 1988480), (640, 1938768), (676, 1835520), (717, 1730560), (768, 1615640), (780, 1590784), (832, 1491360), (845, 1468416), (956, 1297920), (960, 1292512), (1014, 1223680), (1024, 1211730), (1040, 1193088), (1195, 1038336), (1248, 994240), (1280, 969384), (1352, 917760), (1434, 865280), (1536, 807820), (1560, 795392), (1664, 745680), (1690, 734208), (1912, 648960), (1920, 646256), (2028, 611840), (2048, 605865), (2080, 596544), (2390, 519168), (2496, 497120), (2535, 489472), (2560, 484692), (2704, 458880), (2868, 432640), (3072, 403910), (3107, 399360), (3120, 397696), (3328, 372840), (3380, 367104), (3585, 346112), (3824, 324480), (3840, 323128), (4056, 305920), (4160, 298272), (4780, 259584), (4992, 248560), (5070, 244736), (5120, 242346), (5408, 229440), (5736, 216320), (6144, 201955), (6214, 199680), (6240, 198848), (6656, 186420), (6760, 183552), (7170, 173056), (7648, 162240), (7680, 161564), (8112, 152960), (8320, 149136), (9321, 133120), (9560, 129792), (9984, 124280), (10140, 122368), (10240, 121173), (10816, 114720), (11472, 108160), (12428, 99840), (12480, 99424), (13312, 93210), (13520, 91776), (14340, 86528), (15296, 81120), (15360, 80782), (15535, 79872), (16224, 76480), (16640, 74568), (18642, 66560), (19120, 64896), (19968, 62140), (20280, 61184), (21632, 57360), (22944, 54080), (24856, 49920), (24960, 49712), (26624, 46605), (27040, 45888), (28680, 43264), (30592, 40560), (30720, 40391), (31070, 39936), (32448, 38240), (33280, 37284)]