420182880

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{233}}^1$

素因数の和:298

約数の個数: 288

約数和(自身を含む): 1520666784

約数和(自身を除く): 1100483904

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 17, 20, 24, 26, 30, 32, 34, 39, 40, 48, 51, 52, 60, 65, 68, 78, 80, 85, 96, 102, 104, 120, 130, 136, 156, 160, 170, 195, 204, 208, 221, 233, 240, 255, 260, 272, 289, 312, 340, 390, 408, 416, 442, 466, 480, 510, 520, 544, 578, 624, 663, 680, 699, 780, 816, 867, 884, 932, 1020, 1040, 1105, 1156, 1165, 1248, 1326, 1360, 1398, 1445, 1560, 1632, 1734, 1768, 1864, 2040, 2080, 2210, 2312, 2330, 2652, 2720, 2796, 2890, 3029, 3120, 3315, 3468, 3495, 3536, 3728, 3757, 3961, 4080, 4335, 4420, 4624, 4660, 5304, 5592, 5780, 6058, 6240, 6630, 6936, 6990, 7072, 7456, 7514, 7922, 8160, 8670, 8840, 9087, 9248, 9320, 10608, 11184, 11271, 11560, 11883, 12116, 13260, 13872, 13980, 15028, 15145, 15844, 17340, 17680, 18174, 18640, 18785, 19805, 21216, 22368, 22542, 23120, 23766, 24232, 26520, 27744, 27960, 30056, 30290, 31688, 34680, 35360, 36348, 37280, 37570, 39610, 45084, 45435, 46240, 47532, 48464, 51493, 53040, 55920, 56355, 59415, 60112, 60580, 63376, 67337, 69360, 72696, 75140, 79220, 90168, 90870, 95064, 96928, 102986, 106080, 111840, 112710, 118830, 120224, 121160, 126752, 134674, 138720, 145392, 150280, 154479, 158440, 180336, 181740, 190128, 202011, 205972, 225420, 237660, 242320, 257465, 269348, 290784, 300560, 308958, 316880, 336685, 360672, 363480, 380256, 404022, 411944, 450840, 475320, 484640, 514930, 538696, 601120, 617916, 633760, 673370, 726960, 772395, 808044, 823888, 875381, 901680, 950640, 1010055, 1029860, 1077392, 1235832, 1346740, 1453920, 1544790, 1616088, 1647776, 1750762, 1803360, 1901280, 2020110, 2059720, 2154784, 2471664, 2626143, 2693480, 3089580, 3232176, 3501524, 4040220, 4119440, 4376905, 4943328, 5252286, 5386960, 6179160, 6464352, 7003048, 8080440, 8238880, 8753810, 10504572, 10773920, 12358320, 13130715, 14006096, 16160880, 17507620, 21009144, 24716640, 26261430, 28012192, 32321760, 35015240, 42018288, 52522860, 70030480, 84036576, 105045720, 140060960, 210091440, 420182880]

約数ペア:

[(1, 420182880), (2, 210091440), (3, 140060960), (4, 105045720), (5, 84036576), (6, 70030480), (8, 52522860), (10, 42018288), (12, 35015240), (13, 32321760), (15, 28012192), (16, 26261430), (17, 24716640), (20, 21009144), (24, 17507620), (26, 16160880), (30, 14006096), (32, 13130715), (34, 12358320), (39, 10773920), (40, 10504572), (48, 8753810), (51, 8238880), (52, 8080440), (60, 7003048), (65, 6464352), (68, 6179160), (78, 5386960), (80, 5252286), (85, 4943328), (96, 4376905), (102, 4119440), (104, 4040220), (120, 3501524), (130, 3232176), (136, 3089580), (156, 2693480), (160, 2626143), (170, 2471664), (195, 2154784), (204, 2059720), (208, 2020110), (221, 1901280), (233, 1803360), (240, 1750762), (255, 1647776), (260, 1616088), (272, 1544790), (289, 1453920), (312, 1346740), (340, 1235832), (390, 1077392), (408, 1029860), (416, 1010055), (442, 950640), (466, 901680), (480, 875381), (510, 823888), (520, 808044), (544, 772395), (578, 726960), (624, 673370), (663, 633760), (680, 617916), (699, 601120), (780, 538696), (816, 514930), (867, 484640), (884, 475320), (932, 450840), (1020, 411944), (1040, 404022), (1105, 380256), (1156, 363480), (1165, 360672), (1248, 336685), (1326, 316880), (1360, 308958), (1398, 300560), (1445, 290784), (1560, 269348), (1632, 257465), (1734, 242320), (1768, 237660), (1864, 225420), (2040, 205972), (2080, 202011), (2210, 190128), (2312, 181740), (2330, 180336), (2652, 158440), (2720, 154479), (2796, 150280), (2890, 145392), (3029, 138720), (3120, 134674), (3315, 126752), (3468, 121160), (3495, 120224), (3536, 118830), (3728, 112710), (3757, 111840), (3961, 106080), (4080, 102986), (4335, 96928), (4420, 95064), (4624, 90870), (4660, 90168), (5304, 79220), (5592, 75140), (5780, 72696), (6058, 69360), (6240, 67337), (6630, 63376), (6936, 60580), (6990, 60112), (7072, 59415), (7456, 56355), (7514, 55920), (7922, 53040), (8160, 51493), (8670, 48464), (8840, 47532), (9087, 46240), (9248, 45435), (9320, 45084), (10608, 39610), (11184, 37570), (11271, 37280), (11560, 36348), (11883, 35360), (12116, 34680), (13260, 31688), (13872, 30290), (13980, 30056), (15028, 27960), (15145, 27744), (15844, 26520), (17340, 24232), (17680, 23766), (18174, 23120), (18640, 22542), (18785, 22368), (19805, 21216)]