318932640

素因数分解:

$2^5\times 3^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{631}}^1$

素因数の和:674

約数の個数: 288

約数和(自身を含む): 1217414016

約数和(自身を除く): 898481376

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, 81, 90, 96, 104, 108, 117, 120, 130, 135, 144, 156, 160, 162, 180, 195, 208, 216, 234, 240, 243, 260, 270, 288, 312, 324, 351, 360, 390, 405, 416, 432, 468, 480, 486, 520, 540, 585, 624, 631, 648, 702, 720, 780, 810, 864, 936, 972, 1040, 1053, 1080, 1170, 1215, 1248, 1262, 1296, 1404, 1440, 1560, 1620, 1755, 1872, 1893, 1944, 2080, 2106, 2160, 2340, 2430, 2524, 2592, 2808, 3120, 3155, 3159, 3240, 3510, 3744, 3786, 3888, 4212, 4320, 4680, 4860, 5048, 5265, 5616, 5679, 6240, 6310, 6318, 6480, 7020, 7572, 7776, 8203, 8424, 9360, 9465, 9720, 10096, 10530, 11232, 11358, 12620, 12636, 12960, 14040, 15144, 15795, 16406, 16848, 17037, 18720, 18930, 19440, 20192, 21060, 22716, 24609, 25240, 25272, 28080, 28395, 30288, 31590, 32812, 33696, 34074, 37860, 38880, 41015, 42120, 45432, 49218, 50480, 50544, 51111, 56160, 56790, 60576, 63180, 65624, 68148, 73827, 75720, 82030, 84240, 85185, 90864, 98436, 100960, 101088, 102222, 113580, 123045, 126360, 131248, 136296, 147654, 151440, 153333, 164060, 168480, 170370, 181728, 196872, 204444, 221481, 227160, 246090, 252720, 255555, 262496, 272592, 295308, 302880, 306666, 328120, 340740, 369135, 393744, 408888, 442962, 454320, 492180, 505440, 511110, 545184, 590616, 613332, 656240, 664443, 681480, 738270, 766665, 787488, 817776, 885924, 908640, 984360, 1022220, 1107405, 1181232, 1226664, 1312480, 1328886, 1362960, 1476540, 1533330, 1635552, 1771848, 1968720, 1993329, 2044440, 2214810, 2362464, 2453328, 2657772, 2725920, 2953080, 3066660, 3322215, 3543696, 3937440, 3986658, 4088880, 4429620, 4906656, 5315544, 5906160, 6133320, 6644430, 7087392, 7973316, 8177760, 8859240, 9966645, 10631088, 11812320, 12266640, 13288860, 15946632, 17718480, 19933290, 21262176, 24533280, 26577720, 31893264, 35436960, 39866580, 53155440, 63786528, 79733160, 106310880, 159466320, 318932640]

約数ペア:

[(1, 318932640), (2, 159466320), (3, 106310880), (4, 79733160), (5, 63786528), (6, 53155440), (8, 39866580), (9, 35436960), (10, 31893264), (12, 26577720), (13, 24533280), (15, 21262176), (16, 19933290), (18, 17718480), (20, 15946632), (24, 13288860), (26, 12266640), (27, 11812320), (30, 10631088), (32, 9966645), (36, 8859240), (39, 8177760), (40, 7973316), (45, 7087392), (48, 6644430), (52, 6133320), (54, 5906160), (60, 5315544), (65, 4906656), (72, 4429620), (78, 4088880), (80, 3986658), (81, 3937440), (90, 3543696), (96, 3322215), (104, 3066660), (108, 2953080), (117, 2725920), (120, 2657772), (130, 2453328), (135, 2362464), (144, 2214810), (156, 2044440), (160, 1993329), (162, 1968720), (180, 1771848), (195, 1635552), (208, 1533330), (216, 1476540), (234, 1362960), (240, 1328886), (243, 1312480), (260, 1226664), (270, 1181232), (288, 1107405), (312, 1022220), (324, 984360), (351, 908640), (360, 885924), (390, 817776), (405, 787488), (416, 766665), (432, 738270), (468, 681480), (480, 664443), (486, 656240), (520, 613332), (540, 590616), (585, 545184), (624, 511110), (631, 505440), (648, 492180), (702, 454320), (720, 442962), (780, 408888), (810, 393744), (864, 369135), (936, 340740), (972, 328120), (1040, 306666), (1053, 302880), (1080, 295308), (1170, 272592), (1215, 262496), (1248, 255555), (1262, 252720), (1296, 246090), (1404, 227160), (1440, 221481), (1560, 204444), (1620, 196872), (1755, 181728), (1872, 170370), (1893, 168480), (1944, 164060), (2080, 153333), (2106, 151440), (2160, 147654), (2340, 136296), (2430, 131248), (2524, 126360), (2592, 123045), (2808, 113580), (3120, 102222), (3155, 101088), (3159, 100960), (3240, 98436), (3510, 90864), (3744, 85185), (3786, 84240), (3888, 82030), (4212, 75720), (4320, 73827), (4680, 68148), (4860, 65624), (5048, 63180), (5265, 60576), (5616, 56790), (5679, 56160), (6240, 51111), (6310, 50544), (6318, 50480), (6480, 49218), (7020, 45432), (7572, 42120), (7776, 41015), (8203, 38880), (8424, 37860), (9360, 34074), (9465, 33696), (9720, 32812), (10096, 31590), (10530, 30288), (11232, 28395), (11358, 28080), (12620, 25272), (12636, 25240), (12960, 24609), (14040, 22716), (15144, 21060), (15795, 20192), (16406, 19440), (16848, 18930), (17037, 18720)]