68314880

素因数分解:

$2^8\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^2$

素因数の和:146

約数の個数: 108

約数和(自身を含む): 175559160

約数和(自身を除く): 107244280

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 53, 64, 76, 80, 95, 106, 128, 152, 160, 190, 212, 256, 265, 304, 320, 380, 424, 530, 608, 640, 760, 848, 1007, 1060, 1216, 1280, 1520, 1696, 2014, 2120, 2432, 2809, 3040, 3392, 4028, 4240, 4864, 5035, 5618, 6080, 6784, 8056, 8480, 10070, 11236, 12160, 13568, 14045, 16112, 16960, 20140, 22472, 24320, 28090, 32224, 33920, 40280, 44944, 53371, 56180, 64448, 67840, 80560, 89888, 106742, 112360, 128896, 161120, 179776, 213484, 224720, 257792, 266855, 322240, 359552, 426968, 449440, 533710, 644480, 719104, 853936, 898880, 1067420, 1288960, 1707872, 1797760, 2134840, 3415744, 3595520, 4269680, 6831488, 8539360, 13662976, 17078720, 34157440, 68314880]

約数ペア:

[(1, 68314880), (2, 34157440), (4, 17078720), (5, 13662976), (8, 8539360), (10, 6831488), (16, 4269680), (19, 3595520), (20, 3415744), (32, 2134840), (38, 1797760), (40, 1707872), (53, 1288960), (64, 1067420), (76, 898880), (80, 853936), (95, 719104), (106, 644480), (128, 533710), (152, 449440), (160, 426968), (190, 359552), (212, 322240), (256, 266855), (265, 257792), (304, 224720), (320, 213484), (380, 179776), (424, 161120), (530, 128896), (608, 112360), (640, 106742), (760, 89888), (848, 80560), (1007, 67840), (1060, 64448), (1216, 56180), (1280, 53371), (1520, 44944), (1696, 40280), (2014, 33920), (2120, 32224), (2432, 28090), (2809, 24320), (3040, 22472), (3392, 20140), (4028, 16960), (4240, 16112), (4864, 14045), (5035, 13568), (5618, 12160), (6080, 11236), (6784, 10070), (8056, 8480)]