774949760

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{5479}}^1$

素因数の和:5528

約数の個数: 128

約数和(自身を含む): 2112868800

約数和(自身を除く): 1337919040

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 32, 34, 40, 52, 64, 65, 68, 80, 85, 104, 128, 130, 136, 160, 170, 208, 221, 260, 272, 320, 340, 416, 442, 520, 544, 640, 680, 832, 884, 1040, 1088, 1105, 1360, 1664, 1768, 2080, 2176, 2210, 2720, 3536, 4160, 4420, 5440, 5479, 7072, 8320, 8840, 10880, 10958, 14144, 17680, 21916, 27395, 28288, 35360, 43832, 54790, 70720, 71227, 87664, 93143, 109580, 141440, 142454, 175328, 186286, 219160, 284908, 350656, 356135, 372572, 438320, 465715, 569816, 701312, 712270, 745144, 876640, 931430, 1139632, 1210859, 1424540, 1490288, 1753280, 1862860, 2279264, 2421718, 2849080, 2980576, 3506560, 3725720, 4558528, 4843436, 5698160, 5961152, 6054295, 7451440, 9117056, 9686872, 11396320, 11922304, 12108590, 14902880, 19373744, 22792640, 24217180, 29805760, 38747488, 45585280, 48434360, 59611520, 77494976, 96868720, 154989952, 193737440, 387474880, 774949760]

約数ペア:

[(1, 774949760), (2, 387474880), (4, 193737440), (5, 154989952), (8, 96868720), (10, 77494976), (13, 59611520), (16, 48434360), (17, 45585280), (20, 38747488), (26, 29805760), (32, 24217180), (34, 22792640), (40, 19373744), (52, 14902880), (64, 12108590), (65, 11922304), (68, 11396320), (80, 9686872), (85, 9117056), (104, 7451440), (128, 6054295), (130, 5961152), (136, 5698160), (160, 4843436), (170, 4558528), (208, 3725720), (221, 3506560), (260, 2980576), (272, 2849080), (320, 2421718), (340, 2279264), (416, 1862860), (442, 1753280), (520, 1490288), (544, 1424540), (640, 1210859), (680, 1139632), (832, 931430), (884, 876640), (1040, 745144), (1088, 712270), (1105, 701312), (1360, 569816), (1664, 465715), (1768, 438320), (2080, 372572), (2176, 356135), (2210, 350656), (2720, 284908), (3536, 219160), (4160, 186286), (4420, 175328), (5440, 142454), (5479, 141440), (7072, 109580), (8320, 93143), (8840, 87664), (10880, 71227), (10958, 70720), (14144, 54790), (17680, 43832), (21916, 35360), (27395, 28288)]