208435680

素因数分解:

$2^5\times 3^6\times 5^1\times {\mathrm{1787}}^1$

素因数の和:1820

約数の個数: 168

約数和(自身を含む): 738719352

約数和(自身を除く): 530283672

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 216, 240, 243, 270, 288, 324, 360, 405, 432, 480, 486, 540, 648, 720, 729, 810, 864, 972, 1080, 1215, 1296, 1440, 1458, 1620, 1787, 1944, 2160, 2430, 2592, 2916, 3240, 3574, 3645, 3888, 4320, 4860, 5361, 5832, 6480, 7148, 7290, 7776, 8935, 9720, 10722, 11664, 12960, 14296, 14580, 16083, 17870, 19440, 21444, 23328, 26805, 28592, 29160, 32166, 35740, 38880, 42888, 48249, 53610, 57184, 58320, 64332, 71480, 80415, 85776, 96498, 107220, 116640, 128664, 142960, 144747, 160830, 171552, 192996, 214440, 241245, 257328, 285920, 289494, 321660, 385992, 428880, 434241, 482490, 514656, 578988, 643320, 723735, 771984, 857760, 868482, 964980, 1157976, 1286640, 1302723, 1447470, 1543968, 1736964, 1929960, 2171205, 2315952, 2573280, 2605446, 2894940, 3473928, 3859920, 4342410, 4631904, 5210892, 5789880, 6513615, 6947856, 7719840, 8684820, 10421784, 11579760, 13027230, 13895712, 17369640, 20843568, 23159520, 26054460, 34739280, 41687136, 52108920, 69478560, 104217840, 208435680]

約数ペア:

[(1, 208435680), (2, 104217840), (3, 69478560), (4, 52108920), (5, 41687136), (6, 34739280), (8, 26054460), (9, 23159520), (10, 20843568), (12, 17369640), (15, 13895712), (16, 13027230), (18, 11579760), (20, 10421784), (24, 8684820), (27, 7719840), (30, 6947856), (32, 6513615), (36, 5789880), (40, 5210892), (45, 4631904), (48, 4342410), (54, 3859920), (60, 3473928), (72, 2894940), (80, 2605446), (81, 2573280), (90, 2315952), (96, 2171205), (108, 1929960), (120, 1736964), (135, 1543968), (144, 1447470), (160, 1302723), (162, 1286640), (180, 1157976), (216, 964980), (240, 868482), (243, 857760), (270, 771984), (288, 723735), (324, 643320), (360, 578988), (405, 514656), (432, 482490), (480, 434241), (486, 428880), (540, 385992), (648, 321660), (720, 289494), (729, 285920), (810, 257328), (864, 241245), (972, 214440), (1080, 192996), (1215, 171552), (1296, 160830), (1440, 144747), (1458, 142960), (1620, 128664), (1787, 116640), (1944, 107220), (2160, 96498), (2430, 85776), (2592, 80415), (2916, 71480), (3240, 64332), (3574, 58320), (3645, 57184), (3888, 53610), (4320, 48249), (4860, 42888), (5361, 38880), (5832, 35740), (6480, 32166), (7148, 29160), (7290, 28592), (7776, 26805), (8935, 23328), (9720, 21444), (10722, 19440), (11664, 17870), (12960, 16083), (14296, 14580)]