205897920

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1543}}^1$

素因数の和:1702

約数の個数: 112

約数和(自身を含む): 658855680

約数和(自身を除く): 452957760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 139, 160, 192, 240, 278, 320, 417, 480, 556, 695, 834, 960, 1112, 1390, 1543, 1668, 2085, 2224, 2780, 3086, 3336, 4170, 4448, 4629, 5560, 6172, 6672, 7715, 8340, 8896, 9258, 11120, 12344, 13344, 15430, 16680, 18516, 22240, 23145, 24688, 26688, 30860, 33360, 37032, 44480, 46290, 49376, 61720, 66720, 74064, 92580, 98752, 123440, 133440, 148128, 185160, 214477, 246880, 296256, 370320, 428954, 493760, 643431, 740640, 857908, 1072385, 1286862, 1481280, 1715816, 2144770, 2573724, 3217155, 3431632, 4289540, 5147448, 6434310, 6863264, 8579080, 10294896, 12868620, 13726528, 17158160, 20589792, 25737240, 34316320, 41179584, 51474480, 68632640, 102948960, 205897920]

約数ペア:

[(1, 205897920), (2, 102948960), (3, 68632640), (4, 51474480), (5, 41179584), (6, 34316320), (8, 25737240), (10, 20589792), (12, 17158160), (15, 13726528), (16, 12868620), (20, 10294896), (24, 8579080), (30, 6863264), (32, 6434310), (40, 5147448), (48, 4289540), (60, 3431632), (64, 3217155), (80, 2573724), (96, 2144770), (120, 1715816), (139, 1481280), (160, 1286862), (192, 1072385), (240, 857908), (278, 740640), (320, 643431), (417, 493760), (480, 428954), (556, 370320), (695, 296256), (834, 246880), (960, 214477), (1112, 185160), (1390, 148128), (1543, 133440), (1668, 123440), (2085, 98752), (2224, 92580), (2780, 74064), (3086, 66720), (3336, 61720), (4170, 49376), (4448, 46290), (4629, 44480), (5560, 37032), (6172, 33360), (6672, 30860), (7715, 26688), (8340, 24688), (8896, 23145), (9258, 22240), (11120, 18516), (12344, 16680), (13344, 15430)]