290984960

素因数分解:

$2^{10}\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{353}}^1$

素因数の和:408

約数の個数: 176

約数和(自身を含む): 834782976

約数和(自身を除く): 543798016

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 56, 64, 70, 80, 92, 112, 115, 128, 140, 160, 161, 184, 224, 230, 256, 280, 320, 322, 353, 368, 448, 460, 512, 560, 640, 644, 706, 736, 805, 896, 920, 1024, 1120, 1280, 1288, 1412, 1472, 1610, 1765, 1792, 1840, 2240, 2471, 2560, 2576, 2824, 2944, 3220, 3530, 3584, 3680, 4480, 4942, 5120, 5152, 5648, 5888, 6440, 7060, 7168, 7360, 8119, 8960, 9884, 10304, 11296, 11776, 12355, 12880, 14120, 14720, 16238, 17920, 19768, 20608, 22592, 23552, 24710, 25760, 28240, 29440, 32476, 35840, 39536, 40595, 41216, 45184, 49420, 51520, 56480, 56833, 58880, 64952, 79072, 81190, 82432, 90368, 98840, 103040, 112960, 113666, 117760, 129904, 158144, 162380, 164864, 180736, 197680, 206080, 225920, 227332, 259808, 284165, 316288, 324760, 361472, 395360, 412160, 451840, 454664, 519616, 568330, 632576, 649520, 790720, 824320, 903680, 909328, 1039232, 1136660, 1265152, 1299040, 1581440, 1807360, 1818656, 2078464, 2273320, 2530304, 2598080, 3162880, 3637312, 4156928, 4546640, 5196160, 6325760, 7274624, 8313856, 9093280, 10392320, 12651520, 14549248, 18186560, 20784640, 29098496, 36373120, 41569280, 58196992, 72746240, 145492480, 290984960]

約数ペア:

[(1, 290984960), (2, 145492480), (4, 72746240), (5, 58196992), (7, 41569280), (8, 36373120), (10, 29098496), (14, 20784640), (16, 18186560), (20, 14549248), (23, 12651520), (28, 10392320), (32, 9093280), (35, 8313856), (40, 7274624), (46, 6325760), (56, 5196160), (64, 4546640), (70, 4156928), (80, 3637312), (92, 3162880), (112, 2598080), (115, 2530304), (128, 2273320), (140, 2078464), (160, 1818656), (161, 1807360), (184, 1581440), (224, 1299040), (230, 1265152), (256, 1136660), (280, 1039232), (320, 909328), (322, 903680), (353, 824320), (368, 790720), (448, 649520), (460, 632576), (512, 568330), (560, 519616), (640, 454664), (644, 451840), (706, 412160), (736, 395360), (805, 361472), (896, 324760), (920, 316288), (1024, 284165), (1120, 259808), (1280, 227332), (1288, 225920), (1412, 206080), (1472, 197680), (1610, 180736), (1765, 164864), (1792, 162380), (1840, 158144), (2240, 129904), (2471, 117760), (2560, 113666), (2576, 112960), (2824, 103040), (2944, 98840), (3220, 90368), (3530, 82432), (3584, 81190), (3680, 79072), (4480, 64952), (4942, 58880), (5120, 56833), (5152, 56480), (5648, 51520), (5888, 49420), (6440, 45184), (7060, 41216), (7168, 40595), (7360, 39536), (8119, 35840), (8960, 32476), (9884, 29440), (10304, 28240), (11296, 25760), (11776, 24710), (12355, 23552), (12880, 22592), (14120, 20608), (14720, 19768), (16238, 17920)]