290113280

素因数分解:

$2^8\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{151}}^1$

素因数の和:270

約数の個数: 144

約数和(自身を含む): 745651200

約数和(自身を除く): 455537920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 79, 80, 95, 128, 151, 152, 158, 160, 190, 256, 302, 304, 316, 320, 380, 395, 604, 608, 632, 640, 755, 760, 790, 1208, 1216, 1264, 1280, 1501, 1510, 1520, 1580, 2416, 2432, 2528, 2869, 3002, 3020, 3040, 3160, 4832, 4864, 5056, 5738, 6004, 6040, 6080, 6320, 7505, 9664, 10112, 11476, 11929, 12008, 12080, 12160, 12640, 14345, 15010, 19328, 20224, 22952, 23858, 24016, 24160, 24320, 25280, 28690, 30020, 38656, 45904, 47716, 48032, 48320, 50560, 57380, 59645, 60040, 91808, 95432, 96064, 96640, 101120, 114760, 119290, 120080, 183616, 190864, 192128, 193280, 226651, 229520, 238580, 240160, 367232, 381728, 384256, 453302, 459040, 477160, 480320, 734464, 763456, 906604, 918080, 954320, 960640, 1133255, 1526912, 1813208, 1836160, 1908640, 1921280, 2266510, 3053824, 3626416, 3672320, 3817280, 4533020, 7252832, 7634560, 9066040, 14505664, 15269120, 18132080, 29011328, 36264160, 58022656, 72528320, 145056640, 290113280]

約数ペア:

[(1, 290113280), (2, 145056640), (4, 72528320), (5, 58022656), (8, 36264160), (10, 29011328), (16, 18132080), (19, 15269120), (20, 14505664), (32, 9066040), (38, 7634560), (40, 7252832), (64, 4533020), (76, 3817280), (79, 3672320), (80, 3626416), (95, 3053824), (128, 2266510), (151, 1921280), (152, 1908640), (158, 1836160), (160, 1813208), (190, 1526912), (256, 1133255), (302, 960640), (304, 954320), (316, 918080), (320, 906604), (380, 763456), (395, 734464), (604, 480320), (608, 477160), (632, 459040), (640, 453302), (755, 384256), (760, 381728), (790, 367232), (1208, 240160), (1216, 238580), (1264, 229520), (1280, 226651), (1501, 193280), (1510, 192128), (1520, 190864), (1580, 183616), (2416, 120080), (2432, 119290), (2528, 114760), (2869, 101120), (3002, 96640), (3020, 96064), (3040, 95432), (3160, 91808), (4832, 60040), (4864, 59645), (5056, 57380), (5738, 50560), (6004, 48320), (6040, 48032), (6080, 47716), (6320, 45904), (7505, 38656), (9664, 30020), (10112, 28690), (11476, 25280), (11929, 24320), (12008, 24160), (12080, 24016), (12160, 23858), (12640, 22952), (14345, 20224), (15010, 19328)]