12889237760

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{20261}}^1$

素因数の和:20360

約数の個数: 144

約数和(自身を含む): 35783016192

約数和(自身を除く): 22893778432

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 71, 80, 112, 128, 140, 142, 160, 224, 256, 280, 284, 320, 355, 448, 497, 560, 568, 640, 710, 896, 994, 1120, 1136, 1280, 1420, 1792, 1988, 2240, 2272, 2485, 2840, 3976, 4480, 4544, 4970, 5680, 7952, 8960, 9088, 9940, 11360, 15904, 18176, 19880, 20261, 22720, 31808, 39760, 40522, 45440, 63616, 79520, 81044, 90880, 101305, 127232, 141827, 159040, 162088, 202610, 283654, 318080, 324176, 405220, 567308, 636160, 648352, 709135, 810440, 1134616, 1296704, 1418270, 1438531, 1620880, 2269232, 2593408, 2836540, 2877062, 3241760, 4538464, 5186816, 5673080, 5754124, 6483520, 7192655, 9076928, 10069717, 11346160, 11508248, 12967040, 14385310, 18153856, 20139434, 22692320, 23016496, 25934080, 28770620, 36307712, 40278868, 45384640, 46032992, 50348585, 57541240, 80557736, 90769280, 92065984, 100697170, 115082480, 161115472, 181538560, 184131968, 201394340, 230164960, 322230944, 368263936, 402788680, 460329920, 644461888, 805577360, 920659840, 1288923776, 1611154720, 1841319680, 2577847552, 3222309440, 6444618880, 12889237760]

約数ペア:

[(1, 12889237760), (2, 6444618880), (4, 3222309440), (5, 2577847552), (7, 1841319680), (8, 1611154720), (10, 1288923776), (14, 920659840), (16, 805577360), (20, 644461888), (28, 460329920), (32, 402788680), (35, 368263936), (40, 322230944), (56, 230164960), (64, 201394340), (70, 184131968), (71, 181538560), (80, 161115472), (112, 115082480), (128, 100697170), (140, 92065984), (142, 90769280), (160, 80557736), (224, 57541240), (256, 50348585), (280, 46032992), (284, 45384640), (320, 40278868), (355, 36307712), (448, 28770620), (497, 25934080), (560, 23016496), (568, 22692320), (640, 20139434), (710, 18153856), (896, 14385310), (994, 12967040), (1120, 11508248), (1136, 11346160), (1280, 10069717), (1420, 9076928), (1792, 7192655), (1988, 6483520), (2240, 5754124), (2272, 5673080), (2485, 5186816), (2840, 4538464), (3976, 3241760), (4480, 2877062), (4544, 2836540), (4970, 2593408), (5680, 2269232), (7952, 1620880), (8960, 1438531), (9088, 1418270), (9940, 1296704), (11360, 1134616), (15904, 810440), (18176, 709135), (19880, 648352), (20261, 636160), (22720, 567308), (31808, 405220), (39760, 324176), (40522, 318080), (45440, 283654), (63616, 202610), (79520, 162088), (81044, 159040), (90880, 141827), (101305, 127232)]