30720768

素因数分解:

$2^8\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1$

素因数の和:230

約数の個数: 144

約数和(自身を含む): 93746016

約数和(自身を除く): 63025248

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 17, 24, 26, 32, 34, 39, 48, 51, 52, 64, 68, 78, 96, 102, 104, 128, 136, 156, 181, 192, 204, 208, 221, 256, 272, 312, 362, 384, 408, 416, 442, 543, 544, 624, 663, 724, 768, 816, 832, 884, 1086, 1088, 1248, 1326, 1448, 1632, 1664, 1768, 2172, 2176, 2353, 2496, 2652, 2896, 3077, 3264, 3328, 3536, 4344, 4352, 4706, 4992, 5304, 5792, 6154, 6528, 7059, 7072, 8688, 9231, 9412, 9984, 10608, 11584, 12308, 13056, 14118, 14144, 17376, 18462, 18824, 21216, 23168, 24616, 28236, 28288, 34752, 36924, 37648, 40001, 42432, 46336, 49232, 56472, 56576, 69504, 73848, 75296, 80002, 84864, 98464, 112944, 120003, 139008, 147696, 150592, 160004, 169728, 196928, 225888, 240006, 295392, 301184, 320008, 393856, 451776, 480012, 590784, 602368, 640016, 787712, 903552, 960024, 1181568, 1280032, 1807104, 1920048, 2363136, 2560064, 3840096, 5120128, 7680192, 10240256, 15360384, 30720768]

約数ペア:

[(1, 30720768), (2, 15360384), (3, 10240256), (4, 7680192), (6, 5120128), (8, 3840096), (12, 2560064), (13, 2363136), (16, 1920048), (17, 1807104), (24, 1280032), (26, 1181568), (32, 960024), (34, 903552), (39, 787712), (48, 640016), (51, 602368), (52, 590784), (64, 480012), (68, 451776), (78, 393856), (96, 320008), (102, 301184), (104, 295392), (128, 240006), (136, 225888), (156, 196928), (181, 169728), (192, 160004), (204, 150592), (208, 147696), (221, 139008), (256, 120003), (272, 112944), (312, 98464), (362, 84864), (384, 80002), (408, 75296), (416, 73848), (442, 69504), (543, 56576), (544, 56472), (624, 49232), (663, 46336), (724, 42432), (768, 40001), (816, 37648), (832, 36924), (884, 34752), (1086, 28288), (1088, 28236), (1248, 24616), (1326, 23168), (1448, 21216), (1632, 18824), (1664, 18462), (1768, 17376), (2172, 14144), (2176, 14118), (2353, 13056), (2496, 12308), (2652, 11584), (2896, 10608), (3077, 9984), (3264, 9412), (3328, 9231), (3536, 8688), (4344, 7072), (4352, 7059), (4706, 6528), (4992, 6154), (5304, 5792)]