320627544

素因数分解:

$2^3\times 3^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{457}}^1$

素因数の和:561

約数の個数: 128

約数和(自身を含む): 886394880

約数和(自身を除く): 565767336

約数列:

[1, 2, 3, 4, 6, 8, 12, 23, 24, 31, 41, 46, 62, 69, 82, 92, 93, 123, 124, 138, 164, 184, 186, 246, 248, 276, 328, 372, 457, 492, 552, 713, 744, 914, 943, 984, 1271, 1371, 1426, 1828, 1886, 2139, 2542, 2742, 2829, 2852, 3656, 3772, 3813, 4278, 5084, 5484, 5658, 5704, 7544, 7626, 8556, 10168, 10511, 10968, 11316, 14167, 15252, 17112, 18737, 21022, 22632, 28334, 29233, 30504, 31533, 37474, 42044, 42501, 56211, 56668, 58466, 63066, 74948, 84088, 85002, 87699, 112422, 113336, 116932, 126132, 149896, 170004, 175398, 224844, 233864, 252264, 325841, 340008, 350796, 430951, 449688, 580847, 651682, 701592, 861902, 977523, 1161694, 1292853, 1303364, 1723804, 1742541, 1955046, 2323388, 2585706, 2606728, 3447608, 3485082, 3910092, 4646776, 5171412, 6970164, 7820184, 10342824, 13359481, 13940328, 26718962, 40078443, 53437924, 80156886, 106875848, 160313772, 320627544]

約数ペア:

[(1, 320627544), (2, 160313772), (3, 106875848), (4, 80156886), (6, 53437924), (8, 40078443), (12, 26718962), (23, 13940328), (24, 13359481), (31, 10342824), (41, 7820184), (46, 6970164), (62, 5171412), (69, 4646776), (82, 3910092), (92, 3485082), (93, 3447608), (123, 2606728), (124, 2585706), (138, 2323388), (164, 1955046), (184, 1742541), (186, 1723804), (246, 1303364), (248, 1292853), (276, 1161694), (328, 977523), (372, 861902), (457, 701592), (492, 651682), (552, 580847), (713, 449688), (744, 430951), (914, 350796), (943, 340008), (984, 325841), (1271, 252264), (1371, 233864), (1426, 224844), (1828, 175398), (1886, 170004), (2139, 149896), (2542, 126132), (2742, 116932), (2829, 113336), (2852, 112422), (3656, 87699), (3772, 85002), (3813, 84088), (4278, 74948), (5084, 63066), (5484, 58466), (5658, 56668), (5704, 56211), (7544, 42501), (7626, 42044), (8556, 37474), (10168, 31533), (10511, 30504), (10968, 29233), (11316, 28334), (14167, 22632), (15252, 21022), (17112, 18737)]