720588752

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{1783}}^1$

素因数の和:1900

約数の個数: 80

約数和(自身を含む): 1579482240

約数和(自身を除く): 858893488

約数列:

[1, 2, 4, 8, 13, 16, 26, 29, 52, 58, 67, 104, 116, 134, 208, 232, 268, 377, 464, 536, 754, 871, 1072, 1508, 1742, 1783, 1943, 3016, 3484, 3566, 3886, 6032, 6968, 7132, 7772, 13936, 14264, 15544, 23179, 25259, 28528, 31088, 46358, 50518, 51707, 92716, 101036, 103414, 119461, 185432, 202072, 206828, 238922, 370864, 404144, 413656, 477844, 672191, 827312, 955688, 1344382, 1552993, 1911376, 2688764, 3105986, 3464369, 5377528, 6211972, 6928738, 10755056, 12423944, 13857476, 24847888, 27714952, 45036797, 55429904, 90073594, 180147188, 360294376, 720588752]

約数ペア:

[(1, 720588752), (2, 360294376), (4, 180147188), (8, 90073594), (13, 55429904), (16, 45036797), (26, 27714952), (29, 24847888), (52, 13857476), (58, 12423944), (67, 10755056), (104, 6928738), (116, 6211972), (134, 5377528), (208, 3464369), (232, 3105986), (268, 2688764), (377, 1911376), (464, 1552993), (536, 1344382), (754, 955688), (871, 827312), (1072, 672191), (1508, 477844), (1742, 413656), (1783, 404144), (1943, 370864), (3016, 238922), (3484, 206828), (3566, 202072), (3886, 185432), (6032, 119461), (6968, 103414), (7132, 101036), (7772, 92716), (13936, 51707), (14264, 50518), (15544, 46358), (23179, 31088), (25259, 28528)]