489509280

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{331}}^1$

素因数の和:444

約数の個数: 288

約数和(自身を含む): 1827221760

約数和(自身を除く): 1337712480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 79, 80, 90, 96, 104, 117, 120, 130, 144, 156, 158, 160, 180, 195, 208, 234, 237, 240, 260, 288, 312, 316, 331, 360, 390, 395, 416, 468, 474, 480, 520, 585, 624, 632, 662, 711, 720, 780, 790, 936, 948, 993, 1027, 1040, 1170, 1185, 1248, 1264, 1324, 1422, 1440, 1560, 1580, 1655, 1872, 1896, 1986, 2054, 2080, 2340, 2370, 2528, 2648, 2844, 2979, 3081, 3120, 3160, 3310, 3555, 3744, 3792, 3972, 4108, 4303, 4680, 4740, 4965, 5135, 5296, 5688, 5958, 6162, 6240, 6320, 6620, 7110, 7584, 7944, 8216, 8606, 9243, 9360, 9480, 9930, 10270, 10592, 11376, 11916, 12324, 12640, 12909, 13240, 14220, 14895, 15405, 15888, 16432, 17212, 18486, 18720, 18960, 19860, 20540, 21515, 22752, 23832, 24648, 25818, 26149, 26480, 28440, 29790, 30810, 31776, 32864, 34424, 36972, 37920, 38727, 39720, 41080, 43030, 46215, 47664, 49296, 51636, 52298, 52960, 56880, 59580, 61620, 64545, 68848, 73944, 77454, 78447, 79440, 82160, 86060, 92430, 95328, 98592, 103272, 104596, 113760, 119160, 123240, 129090, 130745, 137696, 147888, 154908, 156894, 158880, 164320, 172120, 184860, 193635, 206544, 209192, 235341, 238320, 246480, 258180, 261490, 295776, 309816, 313788, 339937, 344240, 369720, 387270, 392235, 413088, 418384, 470682, 476640, 492960, 516360, 522980, 619632, 627576, 679874, 688480, 739440, 774540, 784470, 836768, 941364, 1019811, 1032720, 1045960, 1176705, 1239264, 1255152, 1359748, 1478880, 1549080, 1568940, 1699685, 1882728, 2039622, 2065440, 2091920, 2353410, 2510304, 2719496, 3059433, 3098160, 3137880, 3399370, 3765456, 4079244, 4183840, 4706820, 5099055, 5438992, 6118866, 6196320, 6275760, 6798740, 7530912, 8158488, 9413640, 10198110, 10877984, 12237732, 12551520, 13597480, 15297165, 16316976, 18827280, 20396220, 24475464, 27194960, 30594330, 32633952, 37654560, 40792440, 48950928, 54389920, 61188660, 81584880, 97901856, 122377320, 163169760, 244754640, 489509280]

約数ペア:

[(1, 489509280), (2, 244754640), (3, 163169760), (4, 122377320), (5, 97901856), (6, 81584880), (8, 61188660), (9, 54389920), (10, 48950928), (12, 40792440), (13, 37654560), (15, 32633952), (16, 30594330), (18, 27194960), (20, 24475464), (24, 20396220), (26, 18827280), (30, 16316976), (32, 15297165), (36, 13597480), (39, 12551520), (40, 12237732), (45, 10877984), (48, 10198110), (52, 9413640), (60, 8158488), (65, 7530912), (72, 6798740), (78, 6275760), (79, 6196320), (80, 6118866), (90, 5438992), (96, 5099055), (104, 4706820), (117, 4183840), (120, 4079244), (130, 3765456), (144, 3399370), (156, 3137880), (158, 3098160), (160, 3059433), (180, 2719496), (195, 2510304), (208, 2353410), (234, 2091920), (237, 2065440), (240, 2039622), (260, 1882728), (288, 1699685), (312, 1568940), (316, 1549080), (331, 1478880), (360, 1359748), (390, 1255152), (395, 1239264), (416, 1176705), (468, 1045960), (474, 1032720), (480, 1019811), (520, 941364), (585, 836768), (624, 784470), (632, 774540), (662, 739440), (711, 688480), (720, 679874), (780, 627576), (790, 619632), (936, 522980), (948, 516360), (993, 492960), (1027, 476640), (1040, 470682), (1170, 418384), (1185, 413088), (1248, 392235), (1264, 387270), (1324, 369720), (1422, 344240), (1440, 339937), (1560, 313788), (1580, 309816), (1655, 295776), (1872, 261490), (1896, 258180), (1986, 246480), (2054, 238320), (2080, 235341), (2340, 209192), (2370, 206544), (2528, 193635), (2648, 184860), (2844, 172120), (2979, 164320), (3081, 158880), (3120, 156894), (3160, 154908), (3310, 147888), (3555, 137696), (3744, 130745), (3792, 129090), (3972, 123240), (4108, 119160), (4303, 113760), (4680, 104596), (4740, 103272), (4965, 98592), (5135, 95328), (5296, 92430), (5688, 86060), (5958, 82160), (6162, 79440), (6240, 78447), (6320, 77454), (6620, 73944), (7110, 68848), (7584, 64545), (7944, 61620), (8216, 59580), (8606, 56880), (9243, 52960), (9360, 52298), (9480, 51636), (9930, 49296), (10270, 47664), (10592, 46215), (11376, 43030), (11916, 41080), (12324, 39720), (12640, 38727), (12909, 37920), (13240, 36972), (14220, 34424), (14895, 32864), (15405, 31776), (15888, 30810), (16432, 29790), (17212, 28440), (18486, 26480), (18720, 26149), (18960, 25818), (19860, 24648), (20540, 23832), (21515, 22752)]