1252502720

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{23}}^2\times {\mathrm{151}}^1$

素因数の和:228

約数の個数: 252

約数和(自身を含む): 3650888304

約数和(自身を除く): 2398385584

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 49, 56, 64, 70, 80, 92, 98, 112, 115, 140, 151, 160, 161, 184, 196, 224, 230, 245, 280, 302, 320, 322, 368, 392, 448, 460, 490, 529, 560, 604, 644, 736, 755, 784, 805, 920, 980, 1057, 1058, 1120, 1127, 1208, 1288, 1472, 1510, 1568, 1610, 1840, 1960, 2114, 2116, 2240, 2254, 2416, 2576, 2645, 3020, 3136, 3220, 3473, 3680, 3703, 3920, 4228, 4232, 4508, 4832, 5152, 5285, 5290, 5635, 6040, 6440, 6946, 7360, 7399, 7406, 7840, 8456, 8464, 9016, 9664, 10304, 10570, 10580, 11270, 12080, 12880, 13892, 14798, 14812, 15680, 16912, 16928, 17365, 18032, 18515, 21140, 21160, 22540, 24160, 24311, 25760, 25921, 27784, 29596, 29624, 33824, 33856, 34730, 36064, 36995, 37030, 42280, 42320, 45080, 48320, 48622, 51520, 51842, 55568, 59192, 59248, 67648, 69460, 72128, 73990, 74060, 79879, 84560, 84640, 90160, 97244, 103684, 111136, 118384, 118496, 121555, 129605, 138920, 147980, 148120, 159758, 169120, 169280, 170177, 180320, 194488, 207368, 222272, 236768, 236992, 243110, 259210, 277840, 295960, 296240, 319516, 338240, 340354, 360640, 388976, 399395, 414736, 473536, 486220, 518420, 555680, 559153, 591920, 592480, 639032, 680708, 777952, 798790, 829472, 850885, 972440, 1036840, 1111360, 1118306, 1183840, 1184960, 1278064, 1361416, 1555904, 1597580, 1658944, 1701770, 1944880, 2073680, 2236612, 2367680, 2556128, 2722832, 2795765, 3195160, 3403540, 3889760, 3914071, 4147360, 4473224, 5112256, 5445664, 5591530, 6390320, 6807080, 7779520, 7828142, 8294720, 8946448, 10891328, 11183060, 12780640, 13614160, 15656284, 17892896, 19570355, 22366120, 25561280, 27228320, 31312568, 35785792, 39140710, 44732240, 54456640, 62625136, 78281420, 89464480, 125250272, 156562840, 178928960, 250500544, 313125680, 626251360, 1252502720]

約数ペア:

[(1, 1252502720), (2, 626251360), (4, 313125680), (5, 250500544), (7, 178928960), (8, 156562840), (10, 125250272), (14, 89464480), (16, 78281420), (20, 62625136), (23, 54456640), (28, 44732240), (32, 39140710), (35, 35785792), (40, 31312568), (46, 27228320), (49, 25561280), (56, 22366120), (64, 19570355), (70, 17892896), (80, 15656284), (92, 13614160), (98, 12780640), (112, 11183060), (115, 10891328), (140, 8946448), (151, 8294720), (160, 7828142), (161, 7779520), (184, 6807080), (196, 6390320), (224, 5591530), (230, 5445664), (245, 5112256), (280, 4473224), (302, 4147360), (320, 3914071), (322, 3889760), (368, 3403540), (392, 3195160), (448, 2795765), (460, 2722832), (490, 2556128), (529, 2367680), (560, 2236612), (604, 2073680), (644, 1944880), (736, 1701770), (755, 1658944), (784, 1597580), (805, 1555904), (920, 1361416), (980, 1278064), (1057, 1184960), (1058, 1183840), (1120, 1118306), (1127, 1111360), (1208, 1036840), (1288, 972440), (1472, 850885), (1510, 829472), (1568, 798790), (1610, 777952), (1840, 680708), (1960, 639032), (2114, 592480), (2116, 591920), (2240, 559153), (2254, 555680), (2416, 518420), (2576, 486220), (2645, 473536), (3020, 414736), (3136, 399395), (3220, 388976), (3473, 360640), (3680, 340354), (3703, 338240), (3920, 319516), (4228, 296240), (4232, 295960), (4508, 277840), (4832, 259210), (5152, 243110), (5285, 236992), (5290, 236768), (5635, 222272), (6040, 207368), (6440, 194488), (6946, 180320), (7360, 170177), (7399, 169280), (7406, 169120), (7840, 159758), (8456, 148120), (8464, 147980), (9016, 138920), (9664, 129605), (10304, 121555), (10570, 118496), (10580, 118384), (11270, 111136), (12080, 103684), (12880, 97244), (13892, 90160), (14798, 84640), (14812, 84560), (15680, 79879), (16912, 74060), (16928, 73990), (17365, 72128), (18032, 69460), (18515, 67648), (21140, 59248), (21160, 59192), (22540, 55568), (24160, 51842), (24311, 51520), (25760, 48622), (25921, 48320), (27784, 45080), (29596, 42320), (29624, 42280), (33824, 37030), (33856, 36995), (34730, 36064)]