1225385280

素因数分解:

$2^6\times 3^3\times 5^1\times 7^1\times {\mathrm{20261}}^1$

素因数の和:20294

約数の個数: 224

約数和(自身を含む): 4940686080

約数和(自身を除く): 3715300800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 168, 180, 189, 192, 210, 216, 224, 240, 252, 270, 280, 288, 315, 320, 336, 360, 378, 420, 432, 448, 480, 504, 540, 560, 576, 630, 672, 720, 756, 840, 864, 945, 960, 1008, 1080, 1120, 1260, 1344, 1440, 1512, 1680, 1728, 1890, 2016, 2160, 2240, 2520, 2880, 3024, 3360, 3780, 4032, 4320, 5040, 6048, 6720, 7560, 8640, 10080, 12096, 15120, 20160, 20261, 30240, 40522, 60480, 60783, 81044, 101305, 121566, 141827, 162088, 182349, 202610, 243132, 283654, 303915, 324176, 364698, 405220, 425481, 486264, 547047, 567308, 607830, 648352, 709135, 729396, 810440, 850962, 911745, 972528, 1094094, 1134616, 1215660, 1276443, 1296704, 1418270, 1458792, 1620880, 1701924, 1823490, 1945056, 2127405, 2188188, 2269232, 2431320, 2552886, 2735235, 2836540, 2917584, 3241760, 3403848, 3646980, 3829329, 3890112, 4254810, 4376376, 4538464, 4862640, 5105772, 5470470, 5673080, 5835168, 6382215, 6483520, 6807696, 7293960, 7658658, 8509620, 8752752, 9076928, 9725280, 10211544, 10940940, 11346160, 11670336, 12764430, 13615392, 14587920, 15317316, 17019240, 17505504, 19146645, 19450560, 20423088, 21881880, 22692320, 25528860, 27230784, 29175840, 30634632, 34038480, 35011008, 38293290, 40846176, 43763760, 45384640, 51057720, 58351680, 61269264, 68076960, 76586580, 81692352, 87527520, 102115440, 122538528, 136153920, 153173160, 175055040, 204230880, 245077056, 306346320, 408461760, 612692640, 1225385280]

約数ペア:

[(1, 1225385280), (2, 612692640), (3, 408461760), (4, 306346320), (5, 245077056), (6, 204230880), (7, 175055040), (8, 153173160), (9, 136153920), (10, 122538528), (12, 102115440), (14, 87527520), (15, 81692352), (16, 76586580), (18, 68076960), (20, 61269264), (21, 58351680), (24, 51057720), (27, 45384640), (28, 43763760), (30, 40846176), (32, 38293290), (35, 35011008), (36, 34038480), (40, 30634632), (42, 29175840), (45, 27230784), (48, 25528860), (54, 22692320), (56, 21881880), (60, 20423088), (63, 19450560), (64, 19146645), (70, 17505504), (72, 17019240), (80, 15317316), (84, 14587920), (90, 13615392), (96, 12764430), (105, 11670336), (108, 11346160), (112, 10940940), (120, 10211544), (126, 9725280), (135, 9076928), (140, 8752752), (144, 8509620), (160, 7658658), (168, 7293960), (180, 6807696), (189, 6483520), (192, 6382215), (210, 5835168), (216, 5673080), (224, 5470470), (240, 5105772), (252, 4862640), (270, 4538464), (280, 4376376), (288, 4254810), (315, 3890112), (320, 3829329), (336, 3646980), (360, 3403848), (378, 3241760), (420, 2917584), (432, 2836540), (448, 2735235), (480, 2552886), (504, 2431320), (540, 2269232), (560, 2188188), (576, 2127405), (630, 1945056), (672, 1823490), (720, 1701924), (756, 1620880), (840, 1458792), (864, 1418270), (945, 1296704), (960, 1276443), (1008, 1215660), (1080, 1134616), (1120, 1094094), (1260, 972528), (1344, 911745), (1440, 850962), (1512, 810440), (1680, 729396), (1728, 709135), (1890, 648352), (2016, 607830), (2160, 567308), (2240, 547047), (2520, 486264), (2880, 425481), (3024, 405220), (3360, 364698), (3780, 324176), (4032, 303915), (4320, 283654), (5040, 243132), (6048, 202610), (6720, 182349), (7560, 162088), (8640, 141827), (10080, 121566), (12096, 101305), (15120, 81044), (20160, 60783), (20261, 60480), (30240, 40522)]