400433280

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{263}}^1$

素因数の和:359

約数の個数: 256

約数和(自身を含む): 1402410240

約数和(自身を除く): 1001976960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 61, 64, 65, 78, 80, 96, 104, 120, 122, 128, 130, 156, 160, 183, 192, 195, 208, 240, 244, 260, 263, 305, 312, 320, 366, 384, 390, 416, 480, 488, 520, 526, 610, 624, 640, 732, 780, 789, 793, 832, 915, 960, 976, 1040, 1052, 1220, 1248, 1315, 1464, 1560, 1578, 1586, 1664, 1830, 1920, 1952, 2080, 2104, 2379, 2440, 2496, 2630, 2928, 3120, 3156, 3172, 3419, 3660, 3904, 3945, 3965, 4160, 4208, 4758, 4880, 4992, 5260, 5856, 6240, 6312, 6344, 6838, 7320, 7808, 7890, 7930, 8320, 8416, 9516, 9760, 10257, 10520, 11712, 11895, 12480, 12624, 12688, 13676, 14640, 15780, 15860, 16043, 16832, 17095, 19032, 19520, 20514, 21040, 23424, 23790, 24960, 25248, 25376, 27352, 29280, 31560, 31720, 32086, 33664, 34190, 38064, 39040, 41028, 42080, 47580, 48129, 50496, 50752, 51285, 54704, 58560, 63120, 63440, 64172, 68380, 76128, 80215, 82056, 84160, 95160, 96258, 100992, 101504, 102570, 109408, 117120, 126240, 126880, 128344, 136760, 152256, 160430, 164112, 168320, 190320, 192516, 205140, 208559, 218816, 240645, 252480, 253760, 256688, 273520, 304512, 320860, 328224, 380640, 385032, 410280, 417118, 437632, 481290, 504960, 507520, 513376, 547040, 625677, 641720, 656448, 761280, 770064, 820560, 834236, 962580, 1026752, 1042795, 1094080, 1251354, 1283440, 1312896, 1522560, 1540128, 1641120, 1668472, 1925160, 2053504, 2085590, 2188160, 2502708, 2566880, 3080256, 3128385, 3282240, 3336944, 3850320, 4171180, 5005416, 5133760, 6160512, 6256770, 6564480, 6673888, 7700640, 8342360, 10010832, 10267520, 12513540, 13347776, 15401280, 16684720, 20021664, 25027080, 26695552, 30802560, 33369440, 40043328, 50054160, 66738880, 80086656, 100108320, 133477760, 200216640, 400433280]

約数ペア:

[(1, 400433280), (2, 200216640), (3, 133477760), (4, 100108320), (5, 80086656), (6, 66738880), (8, 50054160), (10, 40043328), (12, 33369440), (13, 30802560), (15, 26695552), (16, 25027080), (20, 20021664), (24, 16684720), (26, 15401280), (30, 13347776), (32, 12513540), (39, 10267520), (40, 10010832), (48, 8342360), (52, 7700640), (60, 6673888), (61, 6564480), (64, 6256770), (65, 6160512), (78, 5133760), (80, 5005416), (96, 4171180), (104, 3850320), (120, 3336944), (122, 3282240), (128, 3128385), (130, 3080256), (156, 2566880), (160, 2502708), (183, 2188160), (192, 2085590), (195, 2053504), (208, 1925160), (240, 1668472), (244, 1641120), (260, 1540128), (263, 1522560), (305, 1312896), (312, 1283440), (320, 1251354), (366, 1094080), (384, 1042795), (390, 1026752), (416, 962580), (480, 834236), (488, 820560), (520, 770064), (526, 761280), (610, 656448), (624, 641720), (640, 625677), (732, 547040), (780, 513376), (789, 507520), (793, 504960), (832, 481290), (915, 437632), (960, 417118), (976, 410280), (1040, 385032), (1052, 380640), (1220, 328224), (1248, 320860), (1315, 304512), (1464, 273520), (1560, 256688), (1578, 253760), (1586, 252480), (1664, 240645), (1830, 218816), (1920, 208559), (1952, 205140), (2080, 192516), (2104, 190320), (2379, 168320), (2440, 164112), (2496, 160430), (2630, 152256), (2928, 136760), (3120, 128344), (3156, 126880), (3172, 126240), (3419, 117120), (3660, 109408), (3904, 102570), (3945, 101504), (3965, 100992), (4160, 96258), (4208, 95160), (4758, 84160), (4880, 82056), (4992, 80215), (5260, 76128), (5856, 68380), (6240, 64172), (6312, 63440), (6344, 63120), (6838, 58560), (7320, 54704), (7808, 51285), (7890, 50752), (7930, 50496), (8320, 48129), (8416, 47580), (9516, 42080), (9760, 41028), (10257, 39040), (10520, 38064), (11712, 34190), (11895, 33664), (12480, 32086), (12624, 31720), (12688, 31560), (13676, 29280), (14640, 27352), (15780, 25376), (15860, 25248), (16043, 24960), (16832, 23790), (17095, 23424), (19032, 21040), (19520, 20514)]