818719920

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{12227}}^1$

素因数の和:12280

約数の個数: 160

約数和(自身を含む): 2911242240

約数和(自身を除く): 2092522320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 36, 40, 45, 48, 54, 60, 62, 72, 80, 90, 93, 108, 120, 124, 135, 144, 155, 180, 186, 216, 240, 248, 270, 279, 310, 360, 372, 432, 465, 496, 540, 558, 620, 720, 744, 837, 930, 1080, 1116, 1240, 1395, 1488, 1674, 1860, 2160, 2232, 2480, 2790, 3348, 3720, 4185, 4464, 5580, 6696, 7440, 8370, 11160, 12227, 13392, 16740, 22320, 24454, 33480, 36681, 48908, 61135, 66960, 73362, 97816, 110043, 122270, 146724, 183405, 195632, 220086, 244540, 293448, 330129, 366810, 379037, 440172, 489080, 550215, 586896, 660258, 733620, 758074, 880344, 978160, 1100430, 1137111, 1320516, 1467240, 1516148, 1650645, 1760688, 1895185, 2200860, 2274222, 2641032, 2934480, 3032296, 3301290, 3411333, 3790370, 4401720, 4548444, 5282064, 5685555, 6064592, 6602580, 6822666, 7580740, 8803440, 9096888, 10233999, 11371110, 13205160, 13645332, 15161480, 17056665, 18193776, 20467998, 22742220, 26410320, 27290664, 30322960, 34113330, 40935996, 45484440, 51169995, 54581328, 68226660, 81871992, 90968880, 102339990, 136453320, 163743984, 204679980, 272906640, 409359960, 818719920]

約数ペア:

[(1, 818719920), (2, 409359960), (3, 272906640), (4, 204679980), (5, 163743984), (6, 136453320), (8, 102339990), (9, 90968880), (10, 81871992), (12, 68226660), (15, 54581328), (16, 51169995), (18, 45484440), (20, 40935996), (24, 34113330), (27, 30322960), (30, 27290664), (31, 26410320), (36, 22742220), (40, 20467998), (45, 18193776), (48, 17056665), (54, 15161480), (60, 13645332), (62, 13205160), (72, 11371110), (80, 10233999), (90, 9096888), (93, 8803440), (108, 7580740), (120, 6822666), (124, 6602580), (135, 6064592), (144, 5685555), (155, 5282064), (180, 4548444), (186, 4401720), (216, 3790370), (240, 3411333), (248, 3301290), (270, 3032296), (279, 2934480), (310, 2641032), (360, 2274222), (372, 2200860), (432, 1895185), (465, 1760688), (496, 1650645), (540, 1516148), (558, 1467240), (620, 1320516), (720, 1137111), (744, 1100430), (837, 978160), (930, 880344), (1080, 758074), (1116, 733620), (1240, 660258), (1395, 586896), (1488, 550215), (1674, 489080), (1860, 440172), (2160, 379037), (2232, 366810), (2480, 330129), (2790, 293448), (3348, 244540), (3720, 220086), (4185, 195632), (4464, 183405), (5580, 146724), (6696, 122270), (7440, 110043), (8370, 97816), (11160, 73362), (12227, 66960), (13392, 61135), (16740, 48908), (22320, 36681), (24454, 33480)]