890231040

素因数分解:

$2^8\times 3^3\times 5^1\times {\mathrm{25759}}^1$

素因数の和:25789

約数の個数: 144

約数和(自身を含む): 3159206400

約数和(自身を除く): 2268975360

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, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 256, 270, 288, 320, 360, 384, 432, 480, 540, 576, 640, 720, 768, 864, 960, 1080, 1152, 1280, 1440, 1728, 1920, 2160, 2304, 2880, 3456, 3840, 4320, 5760, 6912, 8640, 11520, 17280, 25759, 34560, 51518, 77277, 103036, 128795, 154554, 206072, 231831, 257590, 309108, 386385, 412144, 463662, 515180, 618216, 695493, 772770, 824288, 927324, 1030360, 1159155, 1236432, 1390986, 1545540, 1648576, 1854648, 2060720, 2318310, 2472864, 2781972, 3091080, 3297152, 3477465, 3709296, 4121440, 4636620, 4945728, 5563944, 6182160, 6594304, 6954930, 7418592, 8242880, 9273240, 9891456, 11127888, 12364320, 13909860, 14837184, 16485760, 18546480, 19782912, 22255776, 24728640, 27819720, 29674368, 32971520, 37092960, 44511552, 49457280, 55639440, 59348736, 74185920, 89023104, 98914560, 111278880, 148371840, 178046208, 222557760, 296743680, 445115520, 890231040]

約数ペア:

[(1, 890231040), (2, 445115520), (3, 296743680), (4, 222557760), (5, 178046208), (6, 148371840), (8, 111278880), (9, 98914560), (10, 89023104), (12, 74185920), (15, 59348736), (16, 55639440), (18, 49457280), (20, 44511552), (24, 37092960), (27, 32971520), (30, 29674368), (32, 27819720), (36, 24728640), (40, 22255776), (45, 19782912), (48, 18546480), (54, 16485760), (60, 14837184), (64, 13909860), (72, 12364320), (80, 11127888), (90, 9891456), (96, 9273240), (108, 8242880), (120, 7418592), (128, 6954930), (135, 6594304), (144, 6182160), (160, 5563944), (180, 4945728), (192, 4636620), (216, 4121440), (240, 3709296), (256, 3477465), (270, 3297152), (288, 3091080), (320, 2781972), (360, 2472864), (384, 2318310), (432, 2060720), (480, 1854648), (540, 1648576), (576, 1545540), (640, 1390986), (720, 1236432), (768, 1159155), (864, 1030360), (960, 927324), (1080, 824288), (1152, 772770), (1280, 695493), (1440, 618216), (1728, 515180), (1920, 463662), (2160, 412144), (2304, 386385), (2880, 309108), (3456, 257590), (3840, 231831), (4320, 206072), (5760, 154554), (6912, 128795), (8640, 103036), (11520, 77277), (17280, 51518), (25759, 34560)]