68464000

素因数分解:

$2^7\times 5^3\times {\mathrm{11}}^1\times {\mathrm{389}}^1$

素因数の和:429

約数の個数: 128

約数和(自身を含む): 186170400

約数和(自身を除く): 117706400

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 32, 40, 44, 50, 55, 64, 80, 88, 100, 110, 125, 128, 160, 176, 200, 220, 250, 275, 320, 352, 389, 400, 440, 500, 550, 640, 704, 778, 800, 880, 1000, 1100, 1375, 1408, 1556, 1600, 1760, 1945, 2000, 2200, 2750, 3112, 3200, 3520, 3890, 4000, 4279, 4400, 5500, 6224, 7040, 7780, 8000, 8558, 8800, 9725, 11000, 12448, 15560, 16000, 17116, 17600, 19450, 21395, 22000, 24896, 31120, 34232, 35200, 38900, 42790, 44000, 48625, 49792, 62240, 68464, 77800, 85580, 88000, 97250, 106975, 124480, 136928, 155600, 171160, 176000, 194500, 213950, 248960, 273856, 311200, 342320, 389000, 427900, 534875, 547712, 622400, 684640, 778000, 855800, 1069750, 1244800, 1369280, 1556000, 1711600, 2139500, 2738560, 3112000, 3423200, 4279000, 6224000, 6846400, 8558000, 13692800, 17116000, 34232000, 68464000]

約数ペア:

[(1, 68464000), (2, 34232000), (4, 17116000), (5, 13692800), (8, 8558000), (10, 6846400), (11, 6224000), (16, 4279000), (20, 3423200), (22, 3112000), (25, 2738560), (32, 2139500), (40, 1711600), (44, 1556000), (50, 1369280), (55, 1244800), (64, 1069750), (80, 855800), (88, 778000), (100, 684640), (110, 622400), (125, 547712), (128, 534875), (160, 427900), (176, 389000), (200, 342320), (220, 311200), (250, 273856), (275, 248960), (320, 213950), (352, 194500), (389, 176000), (400, 171160), (440, 155600), (500, 136928), (550, 124480), (640, 106975), (704, 97250), (778, 88000), (800, 85580), (880, 77800), (1000, 68464), (1100, 62240), (1375, 49792), (1408, 48625), (1556, 44000), (1600, 42790), (1760, 38900), (1945, 35200), (2000, 34232), (2200, 31120), (2750, 24896), (3112, 22000), (3200, 21395), (3520, 19450), (3890, 17600), (4000, 17116), (4279, 16000), (4400, 15560), (5500, 12448), (6224, 11000), (7040, 9725), (7780, 8800), (8000, 8558)]