208030140

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{601}}^1\times {\mathrm{641}}^1$

素因数の和:1260

約数の個数: 96

約数和(自身を含む): 649293120

約数和(自身を除く): 441262980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 601, 641, 1202, 1282, 1803, 1923, 2404, 2564, 3005, 3205, 3606, 3846, 5409, 5769, 6010, 6410, 7212, 7692, 9015, 9615, 10818, 11538, 12020, 12820, 16227, 17307, 18030, 19230, 21636, 23076, 27045, 28845, 32454, 34614, 36060, 38460, 54090, 57690, 64908, 69228, 81135, 86535, 108180, 115380, 162270, 173070, 324540, 346140, 385241, 770482, 1155723, 1540964, 1926205, 2311446, 3467169, 3852410, 4622892, 5778615, 6934338, 7704820, 10401507, 11557230, 13868676, 17335845, 20803014, 23114460, 34671690, 41606028, 52007535, 69343380, 104015070, 208030140]

約数ペア:

[(1, 208030140), (2, 104015070), (3, 69343380), (4, 52007535), (5, 41606028), (6, 34671690), (9, 23114460), (10, 20803014), (12, 17335845), (15, 13868676), (18, 11557230), (20, 10401507), (27, 7704820), (30, 6934338), (36, 5778615), (45, 4622892), (54, 3852410), (60, 3467169), (90, 2311446), (108, 1926205), (135, 1540964), (180, 1155723), (270, 770482), (540, 385241), (601, 346140), (641, 324540), (1202, 173070), (1282, 162270), (1803, 115380), (1923, 108180), (2404, 86535), (2564, 81135), (3005, 69228), (3205, 64908), (3606, 57690), (3846, 54090), (5409, 38460), (5769, 36060), (6010, 34614), (6410, 32454), (7212, 28845), (7692, 27045), (9015, 23076), (9615, 21636), (10818, 19230), (11538, 18030), (12020, 17307), (12820, 16227)]