78928824

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{647}}^1$

素因数の和:709

約数の個数: 128

約数和(自身を含む): 235146240

約数和(自身を除く): 156217416

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 17, 23, 24, 26, 34, 39, 46, 51, 52, 68, 69, 78, 92, 102, 104, 136, 138, 156, 184, 204, 221, 276, 299, 312, 391, 408, 442, 552, 598, 647, 663, 782, 884, 897, 1173, 1196, 1294, 1326, 1564, 1768, 1794, 1941, 2346, 2392, 2588, 2652, 3128, 3588, 3882, 4692, 5083, 5176, 5304, 7176, 7764, 8411, 9384, 10166, 10999, 14881, 15249, 15528, 16822, 20332, 21998, 25233, 29762, 30498, 32997, 33644, 40664, 43996, 44643, 50466, 59524, 60996, 65994, 67288, 87992, 89286, 100932, 119048, 121992, 131988, 142987, 178572, 193453, 201864, 252977, 263976, 285974, 357144, 386906, 428961, 505954, 571948, 580359, 758931, 773812, 857922, 1011908, 1143896, 1160718, 1517862, 1547624, 1715844, 2023816, 2321436, 3035724, 3288701, 3431688, 4642872, 6071448, 6577402, 9866103, 13154804, 19732206, 26309608, 39464412, 78928824]

約数ペア:

[(1, 78928824), (2, 39464412), (3, 26309608), (4, 19732206), (6, 13154804), (8, 9866103), (12, 6577402), (13, 6071448), (17, 4642872), (23, 3431688), (24, 3288701), (26, 3035724), (34, 2321436), (39, 2023816), (46, 1715844), (51, 1547624), (52, 1517862), (68, 1160718), (69, 1143896), (78, 1011908), (92, 857922), (102, 773812), (104, 758931), (136, 580359), (138, 571948), (156, 505954), (184, 428961), (204, 386906), (221, 357144), (276, 285974), (299, 263976), (312, 252977), (391, 201864), (408, 193453), (442, 178572), (552, 142987), (598, 131988), (647, 121992), (663, 119048), (782, 100932), (884, 89286), (897, 87992), (1173, 67288), (1196, 65994), (1294, 60996), (1326, 59524), (1564, 50466), (1768, 44643), (1794, 43996), (1941, 40664), (2346, 33644), (2392, 32997), (2588, 30498), (2652, 29762), (3128, 25233), (3588, 21998), (3882, 20332), (4692, 16822), (5083, 15528), (5176, 15249), (5304, 14881), (7176, 10999), (7764, 10166), (8411, 9384)]