80461440

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{229}}^1$

素因数の和:315

約数の個数: 192

約数和(自身を含む): 283631400

約数和(自身を除く): 203169960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 61, 64, 72, 80, 90, 96, 120, 122, 128, 144, 160, 180, 183, 192, 229, 240, 244, 288, 305, 320, 360, 366, 384, 458, 480, 488, 549, 576, 610, 640, 687, 720, 732, 915, 916, 960, 976, 1098, 1145, 1152, 1220, 1374, 1440, 1464, 1830, 1832, 1920, 1952, 2061, 2196, 2290, 2440, 2745, 2748, 2880, 2928, 3435, 3660, 3664, 3904, 4122, 4392, 4580, 4880, 5490, 5496, 5760, 5856, 6870, 7320, 7328, 7808, 8244, 8784, 9160, 9760, 10305, 10980, 10992, 11712, 13740, 13969, 14640, 14656, 16488, 17568, 18320, 19520, 20610, 21960, 21984, 23424, 27480, 27938, 29280, 29312, 32976, 35136, 36640, 39040, 41220, 41907, 43920, 43968, 54960, 55876, 58560, 65952, 69845, 70272, 73280, 82440, 83814, 87840, 87936, 109920, 111752, 117120, 125721, 131904, 139690, 146560, 164880, 167628, 175680, 209535, 219840, 223504, 251442, 263808, 279380, 329760, 335256, 351360, 419070, 439680, 447008, 502884, 558760, 628605, 659520, 670512, 838140, 894016, 1005768, 1117520, 1257210, 1319040, 1341024, 1676280, 1788032, 2011536, 2235040, 2514420, 2682048, 3352560, 4023072, 4470080, 5028840, 5364096, 6705120, 8046144, 8940160, 10057680, 13410240, 16092288, 20115360, 26820480, 40230720, 80461440]

約数ペア:

[(1, 80461440), (2, 40230720), (3, 26820480), (4, 20115360), (5, 16092288), (6, 13410240), (8, 10057680), (9, 8940160), (10, 8046144), (12, 6705120), (15, 5364096), (16, 5028840), (18, 4470080), (20, 4023072), (24, 3352560), (30, 2682048), (32, 2514420), (36, 2235040), (40, 2011536), (45, 1788032), (48, 1676280), (60, 1341024), (61, 1319040), (64, 1257210), (72, 1117520), (80, 1005768), (90, 894016), (96, 838140), (120, 670512), (122, 659520), (128, 628605), (144, 558760), (160, 502884), (180, 447008), (183, 439680), (192, 419070), (229, 351360), (240, 335256), (244, 329760), (288, 279380), (305, 263808), (320, 251442), (360, 223504), (366, 219840), (384, 209535), (458, 175680), (480, 167628), (488, 164880), (549, 146560), (576, 139690), (610, 131904), (640, 125721), (687, 117120), (720, 111752), (732, 109920), (915, 87936), (916, 87840), (960, 83814), (976, 82440), (1098, 73280), (1145, 70272), (1152, 69845), (1220, 65952), (1374, 58560), (1440, 55876), (1464, 54960), (1830, 43968), (1832, 43920), (1920, 41907), (1952, 41220), (2061, 39040), (2196, 36640), (2290, 35136), (2440, 32976), (2745, 29312), (2748, 29280), (2880, 27938), (2928, 27480), (3435, 23424), (3660, 21984), (3664, 21960), (3904, 20610), (4122, 19520), (4392, 18320), (4580, 17568), (4880, 16488), (5490, 14656), (5496, 14640), (5760, 13969), (5856, 13740), (6870, 11712), (7320, 10992), (7328, 10980), (7808, 10305), (8244, 9760), (8784, 9160)]