279620640

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{383}}^1$

素因数の和:433

約数の個数: 288

約数和(自身を含む): 1062512640

約数和(自身を除く): 782892000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 32, 36, 39, 40, 45, 48, 52, 54, 60, 65, 72, 78, 80, 90, 96, 104, 108, 117, 120, 130, 135, 144, 156, 160, 169, 180, 195, 208, 216, 234, 240, 260, 270, 288, 312, 338, 351, 360, 383, 390, 416, 432, 468, 480, 507, 520, 540, 585, 624, 676, 702, 720, 766, 780, 845, 864, 936, 1014, 1040, 1080, 1149, 1170, 1248, 1352, 1404, 1440, 1521, 1532, 1560, 1690, 1755, 1872, 1915, 2028, 2080, 2160, 2298, 2340, 2535, 2704, 2808, 3042, 3064, 3120, 3380, 3447, 3510, 3744, 3830, 4056, 4320, 4563, 4596, 4680, 4979, 5070, 5408, 5616, 5745, 6084, 6128, 6240, 6760, 6894, 7020, 7605, 7660, 8112, 9126, 9192, 9360, 9958, 10140, 10341, 11232, 11490, 12168, 12256, 13520, 13788, 14040, 14937, 15210, 15320, 16224, 17235, 18252, 18384, 18720, 19916, 20280, 20682, 22815, 22980, 24336, 24895, 27040, 27576, 28080, 29874, 30420, 30640, 34470, 36504, 36768, 39832, 40560, 41364, 44811, 45630, 45960, 48672, 49790, 51705, 55152, 56160, 59748, 60840, 61280, 64727, 68940, 73008, 74685, 79664, 81120, 82728, 89622, 91260, 91920, 99580, 103410, 110304, 119496, 121680, 129454, 134433, 137880, 146016, 149370, 159328, 165456, 179244, 182520, 183840, 194181, 199160, 206820, 224055, 238992, 243360, 258908, 268866, 275760, 298740, 323635, 330912, 358488, 365040, 388362, 398320, 413640, 448110, 477984, 517816, 537732, 551520, 582543, 597480, 647270, 672165, 716976, 730080, 776724, 796640, 827280, 896220, 970905, 1035632, 1075464, 1165086, 1194960, 1294540, 1344330, 1433952, 1553448, 1654560, 1747629, 1792440, 1941810, 2071264, 2150928, 2330172, 2389920, 2589080, 2688660, 2912715, 3106896, 3495258, 3584880, 3883620, 4301856, 4660344, 5178160, 5377320, 5825430, 6213792, 6990516, 7169760, 7767240, 8738145, 9320688, 10356320, 10754640, 11650860, 13981032, 15534480, 17476290, 18641376, 21509280, 23301720, 27962064, 31068960, 34952580, 46603440, 55924128, 69905160, 93206880, 139810320, 279620640]

約数ペア:

[(1, 279620640), (2, 139810320), (3, 93206880), (4, 69905160), (5, 55924128), (6, 46603440), (8, 34952580), (9, 31068960), (10, 27962064), (12, 23301720), (13, 21509280), (15, 18641376), (16, 17476290), (18, 15534480), (20, 13981032), (24, 11650860), (26, 10754640), (27, 10356320), (30, 9320688), (32, 8738145), (36, 7767240), (39, 7169760), (40, 6990516), (45, 6213792), (48, 5825430), (52, 5377320), (54, 5178160), (60, 4660344), (65, 4301856), (72, 3883620), (78, 3584880), (80, 3495258), (90, 3106896), (96, 2912715), (104, 2688660), (108, 2589080), (117, 2389920), (120, 2330172), (130, 2150928), (135, 2071264), (144, 1941810), (156, 1792440), (160, 1747629), (169, 1654560), (180, 1553448), (195, 1433952), (208, 1344330), (216, 1294540), (234, 1194960), (240, 1165086), (260, 1075464), (270, 1035632), (288, 970905), (312, 896220), (338, 827280), (351, 796640), (360, 776724), (383, 730080), (390, 716976), (416, 672165), (432, 647270), (468, 597480), (480, 582543), (507, 551520), (520, 537732), (540, 517816), (585, 477984), (624, 448110), (676, 413640), (702, 398320), (720, 388362), (766, 365040), (780, 358488), (845, 330912), (864, 323635), (936, 298740), (1014, 275760), (1040, 268866), (1080, 258908), (1149, 243360), (1170, 238992), (1248, 224055), (1352, 206820), (1404, 199160), (1440, 194181), (1521, 183840), (1532, 182520), (1560, 179244), (1690, 165456), (1755, 159328), (1872, 149370), (1915, 146016), (2028, 137880), (2080, 134433), (2160, 129454), (2298, 121680), (2340, 119496), (2535, 110304), (2704, 103410), (2808, 99580), (3042, 91920), (3064, 91260), (3120, 89622), (3380, 82728), (3447, 81120), (3510, 79664), (3744, 74685), (3830, 73008), (4056, 68940), (4320, 64727), (4563, 61280), (4596, 60840), (4680, 59748), (4979, 56160), (5070, 55152), (5408, 51705), (5616, 49790), (5745, 48672), (6084, 45960), (6128, 45630), (6240, 44811), (6760, 41364), (6894, 40560), (7020, 39832), (7605, 36768), (7660, 36504), (8112, 34470), (9126, 30640), (9192, 30420), (9360, 29874), (9958, 28080), (10140, 27576), (10341, 27040), (11232, 24895), (11490, 24336), (12168, 22980), (12256, 22815), (13520, 20682), (13788, 20280), (14040, 19916), (14937, 18720), (15210, 18384), (15320, 18252), (16224, 17235)]