318698640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{431}}^1$

素因数の和:542

約数の個数: 240

約数和(自身を含む): 1169925120

約数和(自身を除く): 851226480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 79, 80, 90, 104, 117, 120, 130, 144, 156, 158, 180, 195, 208, 234, 237, 240, 260, 312, 316, 360, 390, 395, 431, 468, 474, 520, 585, 624, 632, 711, 720, 780, 790, 862, 936, 948, 1027, 1040, 1170, 1185, 1264, 1293, 1422, 1560, 1580, 1724, 1872, 1896, 2054, 2155, 2340, 2370, 2586, 2844, 3081, 3120, 3160, 3448, 3555, 3792, 3879, 4108, 4310, 4680, 4740, 5135, 5172, 5603, 5688, 6162, 6320, 6465, 6896, 7110, 7758, 8216, 8620, 9243, 9360, 9480, 10270, 10344, 11206, 11376, 12324, 12930, 14220, 15405, 15516, 16432, 16809, 17240, 18486, 18960, 19395, 20540, 20688, 22412, 24648, 25860, 28015, 28440, 30810, 31032, 33618, 34049, 34480, 36972, 38790, 41080, 44824, 46215, 49296, 50427, 51720, 56030, 56880, 61620, 62064, 67236, 68098, 73944, 77580, 82160, 84045, 89648, 92430, 100854, 102147, 103440, 112060, 123240, 134472, 136196, 147888, 155160, 168090, 170245, 184860, 201708, 204294, 224120, 246480, 252135, 268944, 272392, 306441, 310320, 336180, 340490, 369720, 403416, 408588, 442637, 448240, 504270, 510735, 544784, 612882, 672360, 680980, 739440, 806832, 817176, 885274, 1008540, 1021470, 1225764, 1327911, 1344720, 1361960, 1532205, 1634352, 1770548, 2017080, 2042940, 2213185, 2451528, 2655822, 2723920, 3064410, 3541096, 3983733, 4034160, 4085880, 4426370, 4903056, 5311644, 6128820, 6639555, 7082192, 7967466, 8171760, 8852740, 10623288, 12257640, 13279110, 15934932, 17705480, 19918665, 21246576, 24515280, 26558220, 31869864, 35410960, 39837330, 53116440, 63739728, 79674660, 106232880, 159349320, 318698640]

約数ペア:

[(1, 318698640), (2, 159349320), (3, 106232880), (4, 79674660), (5, 63739728), (6, 53116440), (8, 39837330), (9, 35410960), (10, 31869864), (12, 26558220), (13, 24515280), (15, 21246576), (16, 19918665), (18, 17705480), (20, 15934932), (24, 13279110), (26, 12257640), (30, 10623288), (36, 8852740), (39, 8171760), (40, 7967466), (45, 7082192), (48, 6639555), (52, 6128820), (60, 5311644), (65, 4903056), (72, 4426370), (78, 4085880), (79, 4034160), (80, 3983733), (90, 3541096), (104, 3064410), (117, 2723920), (120, 2655822), (130, 2451528), (144, 2213185), (156, 2042940), (158, 2017080), (180, 1770548), (195, 1634352), (208, 1532205), (234, 1361960), (237, 1344720), (240, 1327911), (260, 1225764), (312, 1021470), (316, 1008540), (360, 885274), (390, 817176), (395, 806832), (431, 739440), (468, 680980), (474, 672360), (520, 612882), (585, 544784), (624, 510735), (632, 504270), (711, 448240), (720, 442637), (780, 408588), (790, 403416), (862, 369720), (936, 340490), (948, 336180), (1027, 310320), (1040, 306441), (1170, 272392), (1185, 268944), (1264, 252135), (1293, 246480), (1422, 224120), (1560, 204294), (1580, 201708), (1724, 184860), (1872, 170245), (1896, 168090), (2054, 155160), (2155, 147888), (2340, 136196), (2370, 134472), (2586, 123240), (2844, 112060), (3081, 103440), (3120, 102147), (3160, 100854), (3448, 92430), (3555, 89648), (3792, 84045), (3879, 82160), (4108, 77580), (4310, 73944), (4680, 68098), (4740, 67236), (5135, 62064), (5172, 61620), (5603, 56880), (5688, 56030), (6162, 51720), (6320, 50427), (6465, 49296), (6896, 46215), (7110, 44824), (7758, 41080), (8216, 38790), (8620, 36972), (9243, 34480), (9360, 34049), (9480, 33618), (10270, 31032), (10344, 30810), (11206, 28440), (11376, 28015), (12324, 25860), (12930, 24648), (14220, 22412), (15405, 20688), (15516, 20540), (16432, 19395), (16809, 18960), (17240, 18486)]