68894000

素因数分解:

$2^4\times 5^3\times 7^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1$

素因数の和:93

約数の個数: 240

約数和(自身を含む): 209495520

約数和(自身を除く): 140601520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 25, 28, 35, 37, 38, 40, 49, 50, 56, 70, 74, 76, 80, 95, 98, 100, 112, 125, 133, 140, 148, 152, 175, 185, 190, 196, 200, 245, 250, 259, 266, 280, 296, 304, 350, 370, 380, 392, 400, 475, 490, 500, 518, 532, 560, 592, 665, 700, 703, 740, 760, 784, 875, 925, 931, 950, 980, 1000, 1036, 1064, 1225, 1295, 1330, 1400, 1406, 1480, 1520, 1750, 1813, 1850, 1862, 1900, 1960, 2000, 2072, 2128, 2375, 2450, 2590, 2660, 2800, 2812, 2960, 3325, 3500, 3515, 3626, 3700, 3724, 3800, 3920, 4144, 4625, 4655, 4750, 4900, 4921, 5180, 5320, 5624, 6125, 6475, 6650, 7000, 7030, 7252, 7400, 7448, 7600, 9065, 9250, 9310, 9500, 9800, 9842, 10360, 10640, 11248, 12250, 12950, 13300, 14000, 14060, 14504, 14800, 14896, 16625, 17575, 18130, 18500, 18620, 19000, 19600, 19684, 20720, 23275, 24500, 24605, 25900, 26600, 28120, 29008, 32375, 33250, 34447, 35150, 36260, 37000, 37240, 38000, 39368, 45325, 46550, 49000, 49210, 51800, 53200, 56240, 64750, 66500, 68894, 70300, 72520, 74000, 74480, 78736, 87875, 90650, 93100, 98000, 98420, 103600, 116375, 123025, 129500, 133000, 137788, 140600, 145040, 172235, 175750, 181300, 186200, 196840, 226625, 232750, 246050, 259000, 266000, 275576, 281200, 344470, 351500, 362600, 372400, 393680, 453250, 465500, 492100, 518000, 551152, 615125, 688940, 703000, 725200, 861175, 906500, 931000, 984200, 1230250, 1377880, 1406000, 1722350, 1813000, 1862000, 1968400, 2460500, 2755760, 3444700, 3626000, 4305875, 4921000, 6889400, 8611750, 9842000, 13778800, 17223500, 34447000, 68894000]

約数ペア:

[(1, 68894000), (2, 34447000), (4, 17223500), (5, 13778800), (7, 9842000), (8, 8611750), (10, 6889400), (14, 4921000), (16, 4305875), (19, 3626000), (20, 3444700), (25, 2755760), (28, 2460500), (35, 1968400), (37, 1862000), (38, 1813000), (40, 1722350), (49, 1406000), (50, 1377880), (56, 1230250), (70, 984200), (74, 931000), (76, 906500), (80, 861175), (95, 725200), (98, 703000), (100, 688940), (112, 615125), (125, 551152), (133, 518000), (140, 492100), (148, 465500), (152, 453250), (175, 393680), (185, 372400), (190, 362600), (196, 351500), (200, 344470), (245, 281200), (250, 275576), (259, 266000), (266, 259000), (280, 246050), (296, 232750), (304, 226625), (350, 196840), (370, 186200), (380, 181300), (392, 175750), (400, 172235), (475, 145040), (490, 140600), (500, 137788), (518, 133000), (532, 129500), (560, 123025), (592, 116375), (665, 103600), (700, 98420), (703, 98000), (740, 93100), (760, 90650), (784, 87875), (875, 78736), (925, 74480), (931, 74000), (950, 72520), (980, 70300), (1000, 68894), (1036, 66500), (1064, 64750), (1225, 56240), (1295, 53200), (1330, 51800), (1400, 49210), (1406, 49000), (1480, 46550), (1520, 45325), (1750, 39368), (1813, 38000), (1850, 37240), (1862, 37000), (1900, 36260), (1960, 35150), (2000, 34447), (2072, 33250), (2128, 32375), (2375, 29008), (2450, 28120), (2590, 26600), (2660, 25900), (2800, 24605), (2812, 24500), (2960, 23275), (3325, 20720), (3500, 19684), (3515, 19600), (3626, 19000), (3700, 18620), (3724, 18500), (3800, 18130), (3920, 17575), (4144, 16625), (4625, 14896), (4655, 14800), (4750, 14504), (4900, 14060), (4921, 14000), (5180, 13300), (5320, 12950), (5624, 12250), (6125, 11248), (6475, 10640), (6650, 10360), (7000, 9842), (7030, 9800), (7252, 9500), (7400, 9310), (7448, 9250), (7600, 9065)]