1921907520

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{241}}^1$

素因数の和:351

約数の個数: 448

約数和(自身を含む): 7435169280

約数和(自身を除く): 5513261760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 32, 36, 39, 40, 45, 48, 52, 54, 60, 64, 65, 71, 72, 78, 80, 90, 96, 104, 108, 117, 120, 130, 135, 142, 144, 156, 160, 180, 192, 195, 208, 213, 216, 234, 240, 241, 260, 270, 284, 288, 312, 320, 351, 355, 360, 390, 416, 426, 432, 468, 480, 482, 520, 540, 568, 576, 585, 624, 639, 702, 710, 720, 723, 780, 832, 852, 864, 923, 936, 960, 964, 1040, 1065, 1080, 1136, 1170, 1205, 1248, 1278, 1404, 1420, 1440, 1446, 1560, 1704, 1728, 1755, 1846, 1872, 1917, 1928, 2080, 2130, 2160, 2169, 2272, 2340, 2410, 2496, 2556, 2769, 2808, 2840, 2880, 2892, 3120, 3133, 3195, 3408, 3510, 3615, 3692, 3744, 3834, 3856, 4160, 4260, 4320, 4338, 4544, 4615, 4680, 4820, 5112, 5538, 5616, 5680, 5784, 6240, 6266, 6390, 6507, 6816, 7020, 7230, 7384, 7488, 7668, 7712, 8307, 8520, 8640, 8676, 9230, 9360, 9399, 9585, 9640, 10224, 10845, 11076, 11232, 11360, 11568, 12480, 12532, 12780, 13014, 13632, 13845, 14040, 14460, 14768, 15336, 15424, 15665, 16614, 17040, 17111, 17352, 18460, 18720, 18798, 19170, 19280, 20448, 21690, 22152, 22464, 22720, 23136, 24921, 25064, 25560, 26028, 27690, 28080, 28197, 28920, 29536, 30672, 31330, 32535, 33228, 34080, 34222, 34704, 36920, 37440, 37596, 38340, 38560, 40896, 41535, 43380, 44304, 46272, 46995, 49842, 50128, 51120, 51333, 52056, 55380, 56160, 56394, 57840, 59072, 61344, 62660, 65070, 66456, 68160, 68444, 69408, 73840, 75192, 76680, 77120, 83070, 84591, 85555, 86760, 88608, 93990, 99684, 100256, 102240, 102666, 104112, 110760, 112320, 112788, 115680, 122688, 124605, 125320, 130140, 132912, 136888, 138816, 140985, 147680, 150384, 153360, 153999, 166140, 169182, 171110, 173520, 177216, 187980, 199368, 200512, 204480, 205332, 208224, 221520, 222443, 225576, 231360, 249210, 250640, 256665, 260280, 265824, 273776, 281970, 295360, 300768, 306720, 307998, 332280, 338364, 342220, 347040, 375960, 398736, 410664, 416448, 422955, 443040, 444886, 451152, 461997, 498420, 501280, 513330, 520560, 531648, 547552, 563940, 601536, 613440, 615996, 664560, 667329, 676728, 684440, 694080, 751920, 769995, 797472, 821328, 845910, 886080, 889772, 902304, 923994, 996840, 1002560, 1026660, 1041120, 1095104, 1112215, 1127880, 1231992, 1329120, 1334658, 1353456, 1368880, 1503840, 1539990, 1594944, 1642656, 1691820, 1779544, 1804608, 1847988, 1993680, 2001987, 2053320, 2082240, 2224430, 2255760, 2309985, 2463984, 2658240, 2669316, 2706912, 2737760, 3007680, 3079980, 3285312, 3336645, 3383640, 3559088, 3695976, 3987360, 4003974, 4106640, 4448860, 4511520, 4619970, 4927968, 5338632, 5413824, 5475520, 6005961, 6159960, 6673290, 6767280, 7118176, 7391952, 7974720, 8007948, 8213280, 8897720, 9023040, 9239940, 9855936, 10009935, 10677264, 12011922, 12319920, 13346580, 13534560, 14236352, 14783904, 16015896, 16426560, 17795440, 18479880, 20019870, 21354528, 24023844, 24639840, 26693160, 27069120, 29567808, 30029805, 32031792, 35590880, 36959760, 40039740, 42709056, 48047688, 49279680, 53386320, 60059610, 64063584, 71181760, 73919520, 80079480, 96095376, 106772640, 120119220, 128127168, 147839040, 160158960, 192190752, 213545280, 240238440, 320317920, 384381504, 480476880, 640635840, 960953760, 1921907520]

約数ペア:

[(1, 1921907520), (2, 960953760), (3, 640635840), (4, 480476880), (5, 384381504), (6, 320317920), (8, 240238440), (9, 213545280), (10, 192190752), (12, 160158960), (13, 147839040), (15, 128127168), (16, 120119220), (18, 106772640), (20, 96095376), (24, 80079480), (26, 73919520), (27, 71181760), (30, 64063584), (32, 60059610), (36, 53386320), (39, 49279680), (40, 48047688), (45, 42709056), (48, 40039740), (52, 36959760), (54, 35590880), (60, 32031792), (64, 30029805), (65, 29567808), (71, 27069120), (72, 26693160), (78, 24639840), (80, 24023844), (90, 21354528), (96, 20019870), (104, 18479880), (108, 17795440), (117, 16426560), (120, 16015896), (130, 14783904), (135, 14236352), (142, 13534560), (144, 13346580), (156, 12319920), (160, 12011922), (180, 10677264), (192, 10009935), (195, 9855936), (208, 9239940), (213, 9023040), (216, 8897720), (234, 8213280), (240, 8007948), (241, 7974720), (260, 7391952), (270, 7118176), (284, 6767280), (288, 6673290), (312, 6159960), (320, 6005961), (351, 5475520), (355, 5413824), (360, 5338632), (390, 4927968), (416, 4619970), (426, 4511520), (432, 4448860), (468, 4106640), (480, 4003974), (482, 3987360), (520, 3695976), (540, 3559088), (568, 3383640), (576, 3336645), (585, 3285312), (624, 3079980), (639, 3007680), (702, 2737760), (710, 2706912), (720, 2669316), (723, 2658240), (780, 2463984), (832, 2309985), (852, 2255760), (864, 2224430), (923, 2082240), (936, 2053320), (960, 2001987), (964, 1993680), (1040, 1847988), (1065, 1804608), (1080, 1779544), (1136, 1691820), (1170, 1642656), (1205, 1594944), (1248, 1539990), (1278, 1503840), (1404, 1368880), (1420, 1353456), (1440, 1334658), (1446, 1329120), (1560, 1231992), (1704, 1127880), (1728, 1112215), (1755, 1095104), (1846, 1041120), (1872, 1026660), (1917, 1002560), (1928, 996840), (2080, 923994), (2130, 902304), (2160, 889772), (2169, 886080), (2272, 845910), (2340, 821328), (2410, 797472), (2496, 769995), (2556, 751920), (2769, 694080), (2808, 684440), (2840, 676728), (2880, 667329), (2892, 664560), (3120, 615996), (3133, 613440), (3195, 601536), (3408, 563940), (3510, 547552), (3615, 531648), (3692, 520560), (3744, 513330), (3834, 501280), (3856, 498420), (4160, 461997), (4260, 451152), (4320, 444886), (4338, 443040), (4544, 422955), (4615, 416448), (4680, 410664), (4820, 398736), (5112, 375960), (5538, 347040), (5616, 342220), (5680, 338364), (5784, 332280), (6240, 307998), (6266, 306720), (6390, 300768), (6507, 295360), (6816, 281970), (7020, 273776), (7230, 265824), (7384, 260280), (7488, 256665), (7668, 250640), (7712, 249210), (8307, 231360), (8520, 225576), (8640, 222443), (8676, 221520), (9230, 208224), (9360, 205332), (9399, 204480), (9585, 200512), (9640, 199368), (10224, 187980), (10845, 177216), (11076, 173520), (11232, 171110), (11360, 169182), (11568, 166140), (12480, 153999), (12532, 153360), (12780, 150384), (13014, 147680), (13632, 140985), (13845, 138816), (14040, 136888), (14460, 132912), (14768, 130140), (15336, 125320), (15424, 124605), (15665, 122688), (16614, 115680), (17040, 112788), (17111, 112320), (17352, 110760), (18460, 104112), (18720, 102666), (18798, 102240), (19170, 100256), (19280, 99684), (20448, 93990), (21690, 88608), (22152, 86760), (22464, 85555), (22720, 84591), (23136, 83070), (24921, 77120), (25064, 76680), (25560, 75192), (26028, 73840), (27690, 69408), (28080, 68444), (28197, 68160), (28920, 66456), (29536, 65070), (30672, 62660), (31330, 61344), (32535, 59072), (33228, 57840), (34080, 56394), (34222, 56160), (34704, 55380), (36920, 52056), (37440, 51333), (37596, 51120), (38340, 50128), (38560, 49842), (40896, 46995), (41535, 46272), (43380, 44304)]