278179920

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{42929}}^1$

素因数の和:42954

約数の個数: 100

約数和(自身を含む): 966182580

約数和(自身を除く): 688002660

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 270, 324, 360, 405, 432, 540, 648, 720, 810, 1080, 1296, 1620, 2160, 3240, 6480, 42929, 85858, 128787, 171716, 214645, 257574, 343432, 386361, 429290, 515148, 643935, 686864, 772722, 858580, 1030296, 1159083, 1287870, 1545444, 1717160, 1931805, 2060592, 2318166, 2575740, 3090888, 3434320, 3477249, 3863610, 4636332, 5151480, 5795415, 6181776, 6954498, 7727220, 9272664, 10302960, 11590830, 13908996, 15454440, 17386245, 18545328, 23181660, 27817992, 30908880, 34772490, 46363320, 55635984, 69544980, 92726640, 139089960, 278179920]

約数ペア:

[(1, 278179920), (2, 139089960), (3, 92726640), (4, 69544980), (5, 55635984), (6, 46363320), (8, 34772490), (9, 30908880), (10, 27817992), (12, 23181660), (15, 18545328), (16, 17386245), (18, 15454440), (20, 13908996), (24, 11590830), (27, 10302960), (30, 9272664), (36, 7727220), (40, 6954498), (45, 6181776), (48, 5795415), (54, 5151480), (60, 4636332), (72, 3863610), (80, 3477249), (81, 3434320), (90, 3090888), (108, 2575740), (120, 2318166), (135, 2060592), (144, 1931805), (162, 1717160), (180, 1545444), (216, 1287870), (240, 1159083), (270, 1030296), (324, 858580), (360, 772722), (405, 686864), (432, 643935), (540, 515148), (648, 429290), (720, 386361), (810, 343432), (1080, 257574), (1296, 214645), (1620, 171716), (2160, 128787), (3240, 85858), (6480, 42929)]