278344160

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1759}}^1$

素因数の和:1840

約数の個数: 96

約数和(自身を含む): 702535680

約数和(自身を除く): 424191520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 43, 46, 80, 86, 92, 115, 160, 172, 184, 215, 230, 344, 368, 430, 460, 688, 736, 860, 920, 989, 1376, 1720, 1759, 1840, 1978, 3440, 3518, 3680, 3956, 4945, 6880, 7036, 7912, 8795, 9890, 14072, 15824, 17590, 19780, 28144, 31648, 35180, 39560, 40457, 56288, 70360, 75637, 79120, 80914, 140720, 151274, 158240, 161828, 202285, 281440, 302548, 323656, 378185, 404570, 605096, 647312, 756370, 809140, 1210192, 1294624, 1512740, 1618280, 1739651, 2420384, 3025480, 3236560, 3479302, 6050960, 6473120, 6958604, 8698255, 12101920, 13917208, 17396510, 27834416, 34793020, 55668832, 69586040, 139172080, 278344160]

約数ペア:

[(1, 278344160), (2, 139172080), (4, 69586040), (5, 55668832), (8, 34793020), (10, 27834416), (16, 17396510), (20, 13917208), (23, 12101920), (32, 8698255), (40, 6958604), (43, 6473120), (46, 6050960), (80, 3479302), (86, 3236560), (92, 3025480), (115, 2420384), (160, 1739651), (172, 1618280), (184, 1512740), (215, 1294624), (230, 1210192), (344, 809140), (368, 756370), (430, 647312), (460, 605096), (688, 404570), (736, 378185), (860, 323656), (920, 302548), (989, 281440), (1376, 202285), (1720, 161828), (1759, 158240), (1840, 151274), (1978, 140720), (3440, 80914), (3518, 79120), (3680, 75637), (3956, 70360), (4945, 56288), (6880, 40457), (7036, 39560), (7912, 35180), (8795, 31648), (9890, 28144), (14072, 19780), (15824, 17590)]