243758880

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1553}}^1$

素因数の和:1683

約数の個数: 144

約数和(自身を含む): 839999160

約数和(自身を除く): 596240280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 109, 120, 144, 160, 180, 218, 240, 288, 327, 360, 436, 480, 545, 654, 720, 872, 981, 1090, 1308, 1440, 1553, 1635, 1744, 1962, 2180, 2616, 3106, 3270, 3488, 3924, 4360, 4659, 4905, 5232, 6212, 6540, 7765, 7848, 8720, 9318, 9810, 10464, 12424, 13080, 13977, 15530, 15696, 17440, 18636, 19620, 23295, 24848, 26160, 27954, 31060, 31392, 37272, 39240, 46590, 49696, 52320, 55908, 62120, 69885, 74544, 78480, 93180, 111816, 124240, 139770, 149088, 156960, 169277, 186360, 223632, 248480, 279540, 338554, 372720, 447264, 507831, 559080, 677108, 745440, 846385, 1015662, 1118160, 1354216, 1523493, 1692770, 2031324, 2236320, 2539155, 2708432, 3046986, 3385540, 4062648, 5078310, 5416864, 6093972, 6771080, 7617465, 8125296, 10156620, 12187944, 13542160, 15234930, 16250592, 20313240, 24375888, 27084320, 30469860, 40626480, 48751776, 60939720, 81252960, 121879440, 243758880]

約数ペア:

[(1, 243758880), (2, 121879440), (3, 81252960), (4, 60939720), (5, 48751776), (6, 40626480), (8, 30469860), (9, 27084320), (10, 24375888), (12, 20313240), (15, 16250592), (16, 15234930), (18, 13542160), (20, 12187944), (24, 10156620), (30, 8125296), (32, 7617465), (36, 6771080), (40, 6093972), (45, 5416864), (48, 5078310), (60, 4062648), (72, 3385540), (80, 3046986), (90, 2708432), (96, 2539155), (109, 2236320), (120, 2031324), (144, 1692770), (160, 1523493), (180, 1354216), (218, 1118160), (240, 1015662), (288, 846385), (327, 745440), (360, 677108), (436, 559080), (480, 507831), (545, 447264), (654, 372720), (720, 338554), (872, 279540), (981, 248480), (1090, 223632), (1308, 186360), (1440, 169277), (1553, 156960), (1635, 149088), (1744, 139770), (1962, 124240), (2180, 111816), (2616, 93180), (3106, 78480), (3270, 74544), (3488, 69885), (3924, 62120), (4360, 55908), (4659, 52320), (4905, 49696), (5232, 46590), (6212, 39240), (6540, 37272), (7765, 31392), (7848, 31060), (8720, 27954), (9318, 26160), (9810, 24848), (10464, 23295), (12424, 19620), (13080, 18636), (13977, 17440), (15530, 15696)]