686690784

素因数分解:

$2^5\times 3^5\times {\mathrm{13}}^1\times {\mathrm{6793}}^1$

素因数の和:6831

約数の個数: 144

約数和(自身を含む): 2181200112

約数和(自身を除く): 1494509328

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 32, 36, 39, 48, 52, 54, 72, 78, 81, 96, 104, 108, 117, 144, 156, 162, 208, 216, 234, 243, 288, 312, 324, 351, 416, 432, 468, 486, 624, 648, 702, 864, 936, 972, 1053, 1248, 1296, 1404, 1872, 1944, 2106, 2592, 2808, 3159, 3744, 3888, 4212, 5616, 6318, 6793, 7776, 8424, 11232, 12636, 13586, 16848, 20379, 25272, 27172, 33696, 40758, 50544, 54344, 61137, 81516, 88309, 101088, 108688, 122274, 163032, 176618, 183411, 217376, 244548, 264927, 326064, 353236, 366822, 489096, 529854, 550233, 652128, 706472, 733644, 794781, 978192, 1059708, 1100466, 1412944, 1467288, 1589562, 1650699, 1956384, 2119416, 2200932, 2384343, 2825888, 2934576, 3179124, 3301398, 4238832, 4401864, 4768686, 5869152, 6358248, 6602796, 7153029, 8477664, 8803728, 9537372, 12716496, 13205592, 14306058, 17607456, 19074744, 21459087, 25432992, 26411184, 28612116, 38149488, 42918174, 52822368, 57224232, 76298976, 85836348, 114448464, 171672696, 228896928, 343345392, 686690784]

約数ペア:

[(1, 686690784), (2, 343345392), (3, 228896928), (4, 171672696), (6, 114448464), (8, 85836348), (9, 76298976), (12, 57224232), (13, 52822368), (16, 42918174), (18, 38149488), (24, 28612116), (26, 26411184), (27, 25432992), (32, 21459087), (36, 19074744), (39, 17607456), (48, 14306058), (52, 13205592), (54, 12716496), (72, 9537372), (78, 8803728), (81, 8477664), (96, 7153029), (104, 6602796), (108, 6358248), (117, 5869152), (144, 4768686), (156, 4401864), (162, 4238832), (208, 3301398), (216, 3179124), (234, 2934576), (243, 2825888), (288, 2384343), (312, 2200932), (324, 2119416), (351, 1956384), (416, 1650699), (432, 1589562), (468, 1467288), (486, 1412944), (624, 1100466), (648, 1059708), (702, 978192), (864, 794781), (936, 733644), (972, 706472), (1053, 652128), (1248, 550233), (1296, 529854), (1404, 489096), (1872, 366822), (1944, 353236), (2106, 326064), (2592, 264927), (2808, 244548), (3159, 217376), (3744, 183411), (3888, 176618), (4212, 163032), (5616, 122274), (6318, 108688), (6793, 101088), (7776, 88309), (8424, 81516), (11232, 61137), (12636, 54344), (13586, 50544), (16848, 40758), (20379, 33696), (25272, 27172)]