309968640

素因数分解:

$2^8\times 3^3\times 5^1\times {\mathrm{8969}}^1$

素因数の和:8999

約数の個数: 144

約数和(自身を含む): 1100080800

約数和(自身を除く): 790112160

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, 8969, 11520, 17280, 17938, 26907, 34560, 35876, 44845, 53814, 71752, 80721, 89690, 107628, 134535, 143504, 161442, 179380, 215256, 242163, 269070, 287008, 322884, 358760, 403605, 430512, 484326, 538140, 574016, 645768, 717520, 807210, 861024, 968652, 1076280, 1148032, 1210815, 1291536, 1435040, 1614420, 1722048, 1937304, 2152560, 2296064, 2421630, 2583072, 2870080, 3228840, 3444096, 3874608, 4305120, 4843260, 5166144, 5740160, 6457680, 6888192, 7749216, 8610240, 9686520, 10332288, 11480320, 12915360, 15498432, 17220480, 19373040, 20664576, 25830720, 30996864, 34440960, 38746080, 51661440, 61993728, 77492160, 103322880, 154984320, 309968640]

約数ペア:

[(1, 309968640), (2, 154984320), (3, 103322880), (4, 77492160), (5, 61993728), (6, 51661440), (8, 38746080), (9, 34440960), (10, 30996864), (12, 25830720), (15, 20664576), (16, 19373040), (18, 17220480), (20, 15498432), (24, 12915360), (27, 11480320), (30, 10332288), (32, 9686520), (36, 8610240), (40, 7749216), (45, 6888192), (48, 6457680), (54, 5740160), (60, 5166144), (64, 4843260), (72, 4305120), (80, 3874608), (90, 3444096), (96, 3228840), (108, 2870080), (120, 2583072), (128, 2421630), (135, 2296064), (144, 2152560), (160, 1937304), (180, 1722048), (192, 1614420), (216, 1435040), (240, 1291536), (256, 1210815), (270, 1148032), (288, 1076280), (320, 968652), (360, 861024), (384, 807210), (432, 717520), (480, 645768), (540, 574016), (576, 538140), (640, 484326), (720, 430512), (768, 403605), (864, 358760), (960, 322884), (1080, 287008), (1152, 269070), (1280, 242163), (1440, 215256), (1728, 179380), (1920, 161442), (2160, 143504), (2304, 134535), (2880, 107628), (3456, 89690), (3840, 80721), (4320, 71752), (5760, 53814), (6912, 44845), (8640, 35876), (8969, 34560), (11520, 26907), (17280, 17938)]