1319201280

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1847}}^1$

素因数の和:1907

約数の個数: 240

約数和(自身を含む): 4718697984

約数和(自身を除く): 3399496704

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, 1847, 1860, 1920, 1984, 2232, 2304, 2480, 2560, 2790, 2880, 2976, 3694, 3720, 3840, 3968, 4464, 4608, 4960, 5541, 5580, 5760, 5952, 7388, 7440, 7680, 7936, 8928, 9235, 9920, 11082, 11160, 11520, 11904, 14776, 14880, 15872, 16623, 17856, 18470, 19840, 22164, 22320, 23040, 23808, 27705, 29552, 29760, 33246, 35712, 36940, 39680, 44328, 44640, 47616, 55410, 57257, 59104, 59520, 66492, 71424, 73880, 79360, 83115, 88656, 89280, 110820, 114514, 118208, 119040, 132984, 142848, 147760, 166230, 171771, 177312, 178560, 221640, 229028, 236416, 238080, 265968, 286285, 295520, 332460, 343542, 354624, 357120, 443280, 458056, 472832, 515313, 531936, 572570, 591040, 664920, 687084, 709248, 714240, 858855, 886560, 916112, 945664, 1030626, 1063872, 1145140, 1182080, 1329840, 1374168, 1418496, 1717710, 1773120, 1832224, 2061252, 2127744, 2290280, 2364160, 2576565, 2659680, 2748336, 2836992, 3435420, 3546240, 3664448, 4122504, 4255488, 4580560, 4728320, 5153130, 5319360, 5496672, 6870840, 7092480, 7328896, 8245008, 8510976, 9161120, 10306260, 10638720, 10993344, 13741680, 14184960, 14657792, 16490016, 18322240, 20612520, 21277440, 21986688, 27483360, 29315584, 32980032, 36644480, 41225040, 42554880, 43973376, 54966720, 65960064, 73288960, 82450080, 87946752, 109933440, 131920128, 146577920, 164900160, 219866880, 263840256, 329800320, 439733760, 659600640, 1319201280]

約数ペア:

[(1, 1319201280), (2, 659600640), (3, 439733760), (4, 329800320), (5, 263840256), (6, 219866880), (8, 164900160), (9, 146577920), (10, 131920128), (12, 109933440), (15, 87946752), (16, 82450080), (18, 73288960), (20, 65960064), (24, 54966720), (30, 43973376), (31, 42554880), (32, 41225040), (36, 36644480), (40, 32980032), (45, 29315584), (48, 27483360), (60, 21986688), (62, 21277440), (64, 20612520), (72, 18322240), (80, 16490016), (90, 14657792), (93, 14184960), (96, 13741680), (120, 10993344), (124, 10638720), (128, 10306260), (144, 9161120), (155, 8510976), (160, 8245008), (180, 7328896), (186, 7092480), (192, 6870840), (240, 5496672), (248, 5319360), (256, 5153130), (279, 4728320), (288, 4580560), (310, 4255488), (320, 4122504), (360, 3664448), (372, 3546240), (384, 3435420), (465, 2836992), (480, 2748336), (496, 2659680), (512, 2576565), (558, 2364160), (576, 2290280), (620, 2127744), (640, 2061252), (720, 1832224), (744, 1773120), (768, 1717710), (930, 1418496), (960, 1374168), (992, 1329840), (1116, 1182080), (1152, 1145140), (1240, 1063872), (1280, 1030626), (1395, 945664), (1440, 916112), (1488, 886560), (1536, 858855), (1847, 714240), (1860, 709248), (1920, 687084), (1984, 664920), (2232, 591040), (2304, 572570), (2480, 531936), (2560, 515313), (2790, 472832), (2880, 458056), (2976, 443280), (3694, 357120), (3720, 354624), (3840, 343542), (3968, 332460), (4464, 295520), (4608, 286285), (4960, 265968), (5541, 238080), (5580, 236416), (5760, 229028), (5952, 221640), (7388, 178560), (7440, 177312), (7680, 171771), (7936, 166230), (8928, 147760), (9235, 142848), (9920, 132984), (11082, 119040), (11160, 118208), (11520, 114514), (11904, 110820), (14776, 89280), (14880, 88656), (15872, 83115), (16623, 79360), (17856, 73880), (18470, 71424), (19840, 66492), (22164, 59520), (22320, 59104), (23040, 57257), (23808, 55410), (27705, 47616), (29552, 44640), (29760, 44328), (33246, 39680), (35712, 36940)]