27786640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{29}}^2\times {\mathrm{59}}^1$

素因数の和:137

約数の個数: 120

約数和(自身を含む): 77762880

約数和(自身を除く): 49976240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 35, 40, 56, 58, 59, 70, 80, 112, 116, 118, 140, 145, 203, 232, 236, 280, 290, 295, 406, 413, 464, 472, 560, 580, 590, 812, 826, 841, 944, 1015, 1160, 1180, 1624, 1652, 1682, 1711, 2030, 2065, 2320, 2360, 3248, 3304, 3364, 3422, 4060, 4130, 4205, 4720, 5887, 6608, 6728, 6844, 8120, 8260, 8410, 8555, 11774, 11977, 13456, 13688, 16240, 16520, 16820, 17110, 23548, 23954, 27376, 29435, 33040, 33640, 34220, 47096, 47908, 49619, 58870, 59885, 67280, 68440, 94192, 95816, 99238, 117740, 119770, 136880, 191632, 198476, 235480, 239540, 248095, 347333, 396952, 470960, 479080, 496190, 694666, 793904, 958160, 992380, 1389332, 1736665, 1984760, 2778664, 3473330, 3969520, 5557328, 6946660, 13893320, 27786640]

約数ペア:

[(1, 27786640), (2, 13893320), (4, 6946660), (5, 5557328), (7, 3969520), (8, 3473330), (10, 2778664), (14, 1984760), (16, 1736665), (20, 1389332), (28, 992380), (29, 958160), (35, 793904), (40, 694666), (56, 496190), (58, 479080), (59, 470960), (70, 396952), (80, 347333), (112, 248095), (116, 239540), (118, 235480), (140, 198476), (145, 191632), (203, 136880), (232, 119770), (236, 117740), (280, 99238), (290, 95816), (295, 94192), (406, 68440), (413, 67280), (464, 59885), (472, 58870), (560, 49619), (580, 47908), (590, 47096), (812, 34220), (826, 33640), (841, 33040), (944, 29435), (1015, 27376), (1160, 23954), (1180, 23548), (1624, 17110), (1652, 16820), (1682, 16520), (1711, 16240), (2030, 13688), (2065, 13456), (2320, 11977), (2360, 11774), (3248, 8555), (3304, 8410), (3364, 8260), (3422, 8120), (4060, 6844), (4130, 6728), (4205, 6608), (4720, 5887)]