70408960

素因数分解:

$2^8\times 5^1\times {\mathrm{67}}^1\times {\mathrm{821}}^1$

素因数の和:909

約数の個数: 72

約数和(自身を含む): 171377136

約数和(自身を除く): 100968176

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 67, 80, 128, 134, 160, 256, 268, 320, 335, 536, 640, 670, 821, 1072, 1280, 1340, 1642, 2144, 2680, 3284, 4105, 4288, 5360, 6568, 8210, 8576, 10720, 13136, 16420, 17152, 21440, 26272, 32840, 42880, 52544, 55007, 65680, 85760, 105088, 110014, 131360, 210176, 220028, 262720, 275035, 440056, 525440, 550070, 880112, 1050880, 1100140, 1760224, 2200280, 3520448, 4400560, 7040896, 8801120, 14081792, 17602240, 35204480, 70408960]

約数ペア:

[(1, 70408960), (2, 35204480), (4, 17602240), (5, 14081792), (8, 8801120), (10, 7040896), (16, 4400560), (20, 3520448), (32, 2200280), (40, 1760224), (64, 1100140), (67, 1050880), (80, 880112), (128, 550070), (134, 525440), (160, 440056), (256, 275035), (268, 262720), (320, 220028), (335, 210176), (536, 131360), (640, 110014), (670, 105088), (821, 85760), (1072, 65680), (1280, 55007), (1340, 52544), (1642, 42880), (2144, 32840), (2680, 26272), (3284, 21440), (4105, 17152), (4288, 16420), (5360, 13136), (6568, 10720), (8210, 8576)]