1213885440

素因数分解:

$2^{10}\times 3^4\times 5^1\times {\mathrm{2927}}^1$

素因数の和:2964

約数の個数: 220

約数和(自身を含む): 4351365216

約数和(自身を除く): 3137479776

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 128, 135, 144, 160, 162, 180, 192, 216, 240, 256, 270, 288, 320, 324, 360, 384, 405, 432, 480, 512, 540, 576, 640, 648, 720, 768, 810, 864, 960, 1024, 1080, 1152, 1280, 1296, 1440, 1536, 1620, 1728, 1920, 2160, 2304, 2560, 2592, 2880, 2927, 3072, 3240, 3456, 3840, 4320, 4608, 5120, 5184, 5760, 5854, 6480, 6912, 7680, 8640, 8781, 9216, 10368, 11520, 11708, 12960, 13824, 14635, 15360, 17280, 17562, 20736, 23040, 23416, 25920, 26343, 27648, 29270, 34560, 35124, 41472, 43905, 46080, 46832, 51840, 52686, 58540, 69120, 70248, 79029, 82944, 87810, 93664, 103680, 105372, 117080, 131715, 138240, 140496, 158058, 175620, 187328, 207360, 210744, 234160, 237087, 263430, 280992, 316116, 351240, 374656, 395145, 414720, 421488, 468320, 474174, 526860, 561984, 632232, 702480, 749312, 790290, 842976, 936640, 948348, 1053720, 1123968, 1185435, 1264464, 1404960, 1498624, 1580580, 1685952, 1873280, 1896696, 2107440, 2247936, 2370870, 2528928, 2809920, 2997248, 3161160, 3371904, 3746560, 3793392, 4214880, 4495872, 4741740, 5057856, 5619840, 6322320, 6743808, 7493120, 7586784, 8429760, 8991744, 9483480, 10115712, 11239680, 12644640, 13487616, 14986240, 15173568, 16859520, 18966960, 20231424, 22479360, 25289280, 26975232, 30347136, 33719040, 37933920, 40462848, 44958720, 50578560, 60694272, 67438080, 75867840, 80925696, 101157120, 121388544, 134876160, 151735680, 202314240, 242777088, 303471360, 404628480, 606942720, 1213885440]

約数ペア:

[(1, 1213885440), (2, 606942720), (3, 404628480), (4, 303471360), (5, 242777088), (6, 202314240), (8, 151735680), (9, 134876160), (10, 121388544), (12, 101157120), (15, 80925696), (16, 75867840), (18, 67438080), (20, 60694272), (24, 50578560), (27, 44958720), (30, 40462848), (32, 37933920), (36, 33719040), (40, 30347136), (45, 26975232), (48, 25289280), (54, 22479360), (60, 20231424), (64, 18966960), (72, 16859520), (80, 15173568), (81, 14986240), (90, 13487616), (96, 12644640), (108, 11239680), (120, 10115712), (128, 9483480), (135, 8991744), (144, 8429760), (160, 7586784), (162, 7493120), (180, 6743808), (192, 6322320), (216, 5619840), (240, 5057856), (256, 4741740), (270, 4495872), (288, 4214880), (320, 3793392), (324, 3746560), (360, 3371904), (384, 3161160), (405, 2997248), (432, 2809920), (480, 2528928), (512, 2370870), (540, 2247936), (576, 2107440), (640, 1896696), (648, 1873280), (720, 1685952), (768, 1580580), (810, 1498624), (864, 1404960), (960, 1264464), (1024, 1185435), (1080, 1123968), (1152, 1053720), (1280, 948348), (1296, 936640), (1440, 842976), (1536, 790290), (1620, 749312), (1728, 702480), (1920, 632232), (2160, 561984), (2304, 526860), (2560, 474174), (2592, 468320), (2880, 421488), (2927, 414720), (3072, 395145), (3240, 374656), (3456, 351240), (3840, 316116), (4320, 280992), (4608, 263430), (5120, 237087), (5184, 234160), (5760, 210744), (5854, 207360), (6480, 187328), (6912, 175620), (7680, 158058), (8640, 140496), (8781, 138240), (9216, 131715), (10368, 117080), (11520, 105372), (11708, 103680), (12960, 93664), (13824, 87810), (14635, 82944), (15360, 79029), (17280, 70248), (17562, 69120), (20736, 58540), (23040, 52686), (23416, 51840), (25920, 46832), (26343, 46080), (27648, 43905), (29270, 41472), (34560, 35124)]