28307520

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{9829}}^1$

素因数の和:9852

約数の個数: 84

約数和(自身を含む): 97375980

約数和(自身を除く): 69068460

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, 64, 72, 80, 90, 96, 120, 144, 160, 180, 192, 240, 288, 320, 360, 480, 576, 720, 960, 1440, 2880, 9829, 19658, 29487, 39316, 49145, 58974, 78632, 88461, 98290, 117948, 147435, 157264, 176922, 196580, 235896, 294870, 314528, 353844, 393160, 442305, 471792, 589740, 629056, 707688, 786320, 884610, 943584, 1179480, 1415376, 1572640, 1769220, 1887168, 2358960, 2830752, 3145280, 3538440, 4717920, 5661504, 7076880, 9435840, 14153760, 28307520]

約数ペア:

[(1, 28307520), (2, 14153760), (3, 9435840), (4, 7076880), (5, 5661504), (6, 4717920), (8, 3538440), (9, 3145280), (10, 2830752), (12, 2358960), (15, 1887168), (16, 1769220), (18, 1572640), (20, 1415376), (24, 1179480), (30, 943584), (32, 884610), (36, 786320), (40, 707688), (45, 629056), (48, 589740), (60, 471792), (64, 442305), (72, 393160), (80, 353844), (90, 314528), (96, 294870), (120, 235896), (144, 196580), (160, 176922), (180, 157264), (192, 147435), (240, 117948), (288, 98290), (320, 88461), (360, 78632), (480, 58974), (576, 49145), (720, 39316), (960, 29487), (1440, 19658), (2880, 9829)]