1209969280

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{6323}}^1$

素因数の和:6378

約数の個数: 128

約数和(自身を含む): 3251041920

約数和(自身を除く): 2041072640

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 32, 40, 46, 52, 64, 65, 80, 92, 104, 115, 128, 130, 160, 184, 208, 230, 260, 299, 320, 368, 416, 460, 520, 598, 640, 736, 832, 920, 1040, 1196, 1472, 1495, 1664, 1840, 2080, 2392, 2944, 2990, 3680, 4160, 4784, 5980, 6323, 7360, 8320, 9568, 11960, 12646, 14720, 19136, 23920, 25292, 31615, 38272, 47840, 50584, 63230, 82199, 95680, 101168, 126460, 145429, 164398, 191360, 202336, 252920, 290858, 328796, 404672, 410995, 505840, 581716, 657592, 727145, 809344, 821990, 1011680, 1163432, 1315184, 1454290, 1643980, 1890577, 2023360, 2326864, 2630368, 2908580, 3287960, 3781154, 4046720, 4653728, 5260736, 5817160, 6575920, 7562308, 9307456, 9452885, 10521472, 11634320, 13151840, 15124616, 18614912, 18905770, 23268640, 26303680, 30249232, 37811540, 46537280, 52607360, 60498464, 75623080, 93074560, 120996928, 151246160, 241993856, 302492320, 604984640, 1209969280]

約数ペア:

[(1, 1209969280), (2, 604984640), (4, 302492320), (5, 241993856), (8, 151246160), (10, 120996928), (13, 93074560), (16, 75623080), (20, 60498464), (23, 52607360), (26, 46537280), (32, 37811540), (40, 30249232), (46, 26303680), (52, 23268640), (64, 18905770), (65, 18614912), (80, 15124616), (92, 13151840), (104, 11634320), (115, 10521472), (128, 9452885), (130, 9307456), (160, 7562308), (184, 6575920), (208, 5817160), (230, 5260736), (260, 4653728), (299, 4046720), (320, 3781154), (368, 3287960), (416, 2908580), (460, 2630368), (520, 2326864), (598, 2023360), (640, 1890577), (736, 1643980), (832, 1454290), (920, 1315184), (1040, 1163432), (1196, 1011680), (1472, 821990), (1495, 809344), (1664, 727145), (1840, 657592), (2080, 581716), (2392, 505840), (2944, 410995), (2990, 404672), (3680, 328796), (4160, 290858), (4784, 252920), (5980, 202336), (6323, 191360), (7360, 164398), (8320, 145429), (9568, 126460), (11960, 101168), (12646, 95680), (14720, 82199), (19136, 63230), (23920, 50584), (25292, 47840), (31615, 38272)]