1286346240

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1801}}^1$

素因数の和:1861

約数の個数: 240

約数和(自身を含む): 4601241216

約数和(自身を除く): 3314894976

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 64, 72, 80, 90, 93, 96, 120, 124, 128, 144, 155, 160, 180, 186, 192, 240, 248, 256, 279, 288, 310, 320, 360, 372, 384, 465, 480, 496, 512, 558, 576, 620, 640, 720, 744, 768, 930, 960, 992, 1116, 1152, 1240, 1280, 1395, 1440, 1488, 1536, 1801, 1860, 1920, 1984, 2232, 2304, 2480, 2560, 2790, 2880, 2976, 3602, 3720, 3840, 3968, 4464, 4608, 4960, 5403, 5580, 5760, 5952, 7204, 7440, 7680, 7936, 8928, 9005, 9920, 10806, 11160, 11520, 11904, 14408, 14880, 15872, 16209, 17856, 18010, 19840, 21612, 22320, 23040, 23808, 27015, 28816, 29760, 32418, 35712, 36020, 39680, 43224, 44640, 47616, 54030, 55831, 57632, 59520, 64836, 71424, 72040, 79360, 81045, 86448, 89280, 108060, 111662, 115264, 119040, 129672, 142848, 144080, 162090, 167493, 172896, 178560, 216120, 223324, 230528, 238080, 259344, 279155, 288160, 324180, 334986, 345792, 357120, 432240, 446648, 461056, 502479, 518688, 558310, 576320, 648360, 669972, 691584, 714240, 837465, 864480, 893296, 922112, 1004958, 1037376, 1116620, 1152640, 1296720, 1339944, 1383168, 1674930, 1728960, 1786592, 2009916, 2074752, 2233240, 2305280, 2512395, 2593440, 2679888, 2766336, 3349860, 3457920, 3573184, 4019832, 4149504, 4466480, 4610560, 5024790, 5186880, 5359776, 6699720, 6915840, 7146368, 8039664, 8299008, 8932960, 10049580, 10373760, 10719552, 13399440, 13831680, 14292736, 16079328, 17865920, 20099160, 20747520, 21439104, 26798880, 28585472, 32158656, 35731840, 40198320, 41495040, 42878208, 53597760, 64317312, 71463680, 80396640, 85756416, 107195520, 128634624, 142927360, 160793280, 214391040, 257269248, 321586560, 428782080, 643173120, 1286346240]

約数ペア:

[(1, 1286346240), (2, 643173120), (3, 428782080), (4, 321586560), (5, 257269248), (6, 214391040), (8, 160793280), (9, 142927360), (10, 128634624), (12, 107195520), (15, 85756416), (16, 80396640), (18, 71463680), (20, 64317312), (24, 53597760), (30, 42878208), (31, 41495040), (32, 40198320), (36, 35731840), (40, 32158656), (45, 28585472), (48, 26798880), (60, 21439104), (62, 20747520), (64, 20099160), (72, 17865920), (80, 16079328), (90, 14292736), (93, 13831680), (96, 13399440), (120, 10719552), (124, 10373760), (128, 10049580), (144, 8932960), (155, 8299008), (160, 8039664), (180, 7146368), (186, 6915840), (192, 6699720), (240, 5359776), (248, 5186880), (256, 5024790), (279, 4610560), (288, 4466480), (310, 4149504), (320, 4019832), (360, 3573184), (372, 3457920), (384, 3349860), (465, 2766336), (480, 2679888), (496, 2593440), (512, 2512395), (558, 2305280), (576, 2233240), (620, 2074752), (640, 2009916), (720, 1786592), (744, 1728960), (768, 1674930), (930, 1383168), (960, 1339944), (992, 1296720), (1116, 1152640), (1152, 1116620), (1240, 1037376), (1280, 1004958), (1395, 922112), (1440, 893296), (1488, 864480), (1536, 837465), (1801, 714240), (1860, 691584), (1920, 669972), (1984, 648360), (2232, 576320), (2304, 558310), (2480, 518688), (2560, 502479), (2790, 461056), (2880, 446648), (2976, 432240), (3602, 357120), (3720, 345792), (3840, 334986), (3968, 324180), (4464, 288160), (4608, 279155), (4960, 259344), (5403, 238080), (5580, 230528), (5760, 223324), (5952, 216120), (7204, 178560), (7440, 172896), (7680, 167493), (7936, 162090), (8928, 144080), (9005, 142848), (9920, 129672), (10806, 119040), (11160, 115264), (11520, 111662), (11904, 108060), (14408, 89280), (14880, 86448), (15872, 81045), (16209, 79360), (17856, 72040), (18010, 71424), (19840, 64836), (21612, 59520), (22320, 57632), (23040, 55831), (23808, 54030), (27015, 47616), (28816, 44640), (29760, 43224), (32418, 39680), (35712, 36020)]