2157582420

素因数分解:

$2^2\times 3^5\times 5^1\times 7^1\times {\mathrm{63421}}^1$

素因数の和:63452

約数の個数: 144

約数和(自身を含む): 7756764288

約数和(自身を除く): 5599181868

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 210, 243, 252, 270, 315, 324, 378, 405, 420, 486, 540, 567, 630, 756, 810, 945, 972, 1134, 1215, 1260, 1620, 1701, 1890, 2268, 2430, 2835, 3402, 3780, 4860, 5670, 6804, 8505, 11340, 17010, 34020, 63421, 126842, 190263, 253684, 317105, 380526, 443947, 570789, 634210, 761052, 887894, 951315, 1141578, 1268420, 1331841, 1712367, 1775788, 1902630, 2219735, 2283156, 2663682, 2853945, 3424734, 3805260, 3995523, 4439470, 5137101, 5327364, 5707890, 6659205, 6849468, 7991046, 8561835, 8878940, 10274202, 11415780, 11986569, 13318410, 15411303, 15982092, 17123670, 19977615, 20548404, 23973138, 25685505, 26636820, 30822606, 34247340, 35959707, 39955230, 47946276, 51371010, 59932845, 61645212, 71919414, 77056515, 79910460, 102742020, 107879121, 119865690, 143838828, 154113030, 179798535, 215758242, 239731380, 308226060, 359597070, 431516484, 539395605, 719194140, 1078791210, 2157582420]

約数ペア:

[(1, 2157582420), (2, 1078791210), (3, 719194140), (4, 539395605), (5, 431516484), (6, 359597070), (7, 308226060), (9, 239731380), (10, 215758242), (12, 179798535), (14, 154113030), (15, 143838828), (18, 119865690), (20, 107879121), (21, 102742020), (27, 79910460), (28, 77056515), (30, 71919414), (35, 61645212), (36, 59932845), (42, 51371010), (45, 47946276), (54, 39955230), (60, 35959707), (63, 34247340), (70, 30822606), (81, 26636820), (84, 25685505), (90, 23973138), (105, 20548404), (108, 19977615), (126, 17123670), (135, 15982092), (140, 15411303), (162, 13318410), (180, 11986569), (189, 11415780), (210, 10274202), (243, 8878940), (252, 8561835), (270, 7991046), (315, 6849468), (324, 6659205), (378, 5707890), (405, 5327364), (420, 5137101), (486, 4439470), (540, 3995523), (567, 3805260), (630, 3424734), (756, 2853945), (810, 2663682), (945, 2283156), (972, 2219735), (1134, 1902630), (1215, 1775788), (1260, 1712367), (1620, 1331841), (1701, 1268420), (1890, 1141578), (2268, 951315), (2430, 887894), (2835, 761052), (3402, 634210), (3780, 570789), (4860, 443947), (5670, 380526), (6804, 317105), (8505, 253684), (11340, 190263), (17010, 126842), (34020, 63421)]