280989792

素因数分解:

$2^5\times 3^2\times {\mathrm{109}}^1\times {\mathrm{8951}}^1$

素因数の和:9076

約数の個数: 72

約数和(自身を含む): 806485680

約数和(自身を除く): 525495888

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 109, 144, 218, 288, 327, 436, 654, 872, 981, 1308, 1744, 1962, 2616, 3488, 3924, 5232, 7848, 8951, 10464, 15696, 17902, 26853, 31392, 35804, 53706, 71608, 80559, 107412, 143216, 161118, 214824, 286432, 322236, 429648, 644472, 859296, 975659, 1288944, 1951318, 2577888, 2926977, 3902636, 5853954, 7805272, 8780931, 11707908, 15610544, 17561862, 23415816, 31221088, 35123724, 46831632, 70247448, 93663264, 140494896, 280989792]

約数ペア:

[(1, 280989792), (2, 140494896), (3, 93663264), (4, 70247448), (6, 46831632), (8, 35123724), (9, 31221088), (12, 23415816), (16, 17561862), (18, 15610544), (24, 11707908), (32, 8780931), (36, 7805272), (48, 5853954), (72, 3902636), (96, 2926977), (109, 2577888), (144, 1951318), (218, 1288944), (288, 975659), (327, 859296), (436, 644472), (654, 429648), (872, 322236), (981, 286432), (1308, 214824), (1744, 161118), (1962, 143216), (2616, 107412), (3488, 80559), (3924, 71608), (5232, 53706), (7848, 35804), (8951, 31392), (10464, 26853), (15696, 17902)]