68890500

素因数分解:

$2^2\times 3^9\times 5^3\times 7^1$

素因数の和:53

約数の個数: 240

約数和(自身を含む): 257921664

約数和(自身を除く): 189031164

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 27, 28, 30, 35, 36, 42, 45, 50, 54, 60, 63, 70, 75, 81, 84, 90, 100, 105, 108, 125, 126, 135, 140, 150, 162, 175, 180, 189, 210, 225, 243, 250, 252, 270, 300, 315, 324, 350, 375, 378, 405, 420, 450, 486, 500, 525, 540, 567, 630, 675, 700, 729, 750, 756, 810, 875, 900, 945, 972, 1050, 1125, 1134, 1215, 1260, 1350, 1458, 1500, 1575, 1620, 1701, 1750, 1890, 2025, 2100, 2187, 2250, 2268, 2430, 2625, 2700, 2835, 2916, 3150, 3375, 3402, 3500, 3645, 3780, 4050, 4374, 4500, 4725, 4860, 5103, 5250, 5670, 6075, 6300, 6561, 6750, 6804, 7290, 7875, 8100, 8505, 8748, 9450, 10125, 10206, 10500, 10935, 11340, 12150, 13122, 13500, 14175, 14580, 15309, 15750, 17010, 18225, 18900, 19683, 20250, 20412, 21870, 23625, 24300, 25515, 26244, 28350, 30375, 30618, 31500, 32805, 34020, 36450, 39366, 40500, 42525, 43740, 45927, 47250, 51030, 54675, 56700, 60750, 61236, 65610, 70875, 72900, 76545, 78732, 85050, 91125, 91854, 94500, 98415, 102060, 109350, 121500, 127575, 131220, 137781, 141750, 153090, 164025, 170100, 182250, 183708, 196830, 212625, 218700, 229635, 255150, 273375, 275562, 283500, 306180, 328050, 364500, 382725, 393660, 425250, 459270, 492075, 510300, 546750, 551124, 637875, 656100, 688905, 765450, 820125, 850500, 918540, 984150, 1093500, 1148175, 1275750, 1377810, 1530900, 1640250, 1913625, 1968300, 2296350, 2460375, 2551500, 2755620, 3280500, 3444525, 3827250, 4592700, 4920750, 5740875, 6889050, 7654500, 9841500, 11481750, 13778100, 17222625, 22963500, 34445250, 68890500]

約数ペア:

[(1, 68890500), (2, 34445250), (3, 22963500), (4, 17222625), (5, 13778100), (6, 11481750), (7, 9841500), (9, 7654500), (10, 6889050), (12, 5740875), (14, 4920750), (15, 4592700), (18, 3827250), (20, 3444525), (21, 3280500), (25, 2755620), (27, 2551500), (28, 2460375), (30, 2296350), (35, 1968300), (36, 1913625), (42, 1640250), (45, 1530900), (50, 1377810), (54, 1275750), (60, 1148175), (63, 1093500), (70, 984150), (75, 918540), (81, 850500), (84, 820125), (90, 765450), (100, 688905), (105, 656100), (108, 637875), (125, 551124), (126, 546750), (135, 510300), (140, 492075), (150, 459270), (162, 425250), (175, 393660), (180, 382725), (189, 364500), (210, 328050), (225, 306180), (243, 283500), (250, 275562), (252, 273375), (270, 255150), (300, 229635), (315, 218700), (324, 212625), (350, 196830), (375, 183708), (378, 182250), (405, 170100), (420, 164025), (450, 153090), (486, 141750), (500, 137781), (525, 131220), (540, 127575), (567, 121500), (630, 109350), (675, 102060), (700, 98415), (729, 94500), (750, 91854), (756, 91125), (810, 85050), (875, 78732), (900, 76545), (945, 72900), (972, 70875), (1050, 65610), (1125, 61236), (1134, 60750), (1215, 56700), (1260, 54675), (1350, 51030), (1458, 47250), (1500, 45927), (1575, 43740), (1620, 42525), (1701, 40500), (1750, 39366), (1890, 36450), (2025, 34020), (2100, 32805), (2187, 31500), (2250, 30618), (2268, 30375), (2430, 28350), (2625, 26244), (2700, 25515), (2835, 24300), (2916, 23625), (3150, 21870), (3375, 20412), (3402, 20250), (3500, 19683), (3645, 18900), (3780, 18225), (4050, 17010), (4374, 15750), (4500, 15309), (4725, 14580), (4860, 14175), (5103, 13500), (5250, 13122), (5670, 12150), (6075, 11340), (6300, 10935), (6561, 10500), (6750, 10206), (6804, 10125), (7290, 9450), (7875, 8748), (8100, 8505)]