71815680

素因数分解:

$2^9\times 3^3\times 5^1\times {\mathrm{1039}}^1$

素因数の和:1071

約数の個数: 160

約数和(自身を含む): 255340800

約数和(自身を除く): 183525120

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, 512, 540, 576, 640, 720, 768, 864, 960, 1039, 1080, 1152, 1280, 1440, 1536, 1728, 1920, 2078, 2160, 2304, 2560, 2880, 3117, 3456, 3840, 4156, 4320, 4608, 5195, 5760, 6234, 6912, 7680, 8312, 8640, 9351, 10390, 11520, 12468, 13824, 15585, 16624, 17280, 18702, 20780, 23040, 24936, 28053, 31170, 33248, 34560, 37404, 41560, 46755, 49872, 56106, 62340, 66496, 69120, 74808, 83120, 93510, 99744, 112212, 124680, 132992, 140265, 149616, 166240, 187020, 199488, 224424, 249360, 265984, 280530, 299232, 332480, 374040, 398976, 448848, 498720, 531968, 561060, 598464, 664960, 748080, 797952, 897696, 997440, 1122120, 1196928, 1329920, 1496160, 1595904, 1795392, 1994880, 2244240, 2393856, 2659840, 2992320, 3590784, 3989760, 4488480, 4787712, 5984640, 7181568, 7979520, 8976960, 11969280, 14363136, 17953920, 23938560, 35907840, 71815680]

約数ペア:

[(1, 71815680), (2, 35907840), (3, 23938560), (4, 17953920), (5, 14363136), (6, 11969280), (8, 8976960), (9, 7979520), (10, 7181568), (12, 5984640), (15, 4787712), (16, 4488480), (18, 3989760), (20, 3590784), (24, 2992320), (27, 2659840), (30, 2393856), (32, 2244240), (36, 1994880), (40, 1795392), (45, 1595904), (48, 1496160), (54, 1329920), (60, 1196928), (64, 1122120), (72, 997440), (80, 897696), (90, 797952), (96, 748080), (108, 664960), (120, 598464), (128, 561060), (135, 531968), (144, 498720), (160, 448848), (180, 398976), (192, 374040), (216, 332480), (240, 299232), (256, 280530), (270, 265984), (288, 249360), (320, 224424), (360, 199488), (384, 187020), (432, 166240), (480, 149616), (512, 140265), (540, 132992), (576, 124680), (640, 112212), (720, 99744), (768, 93510), (864, 83120), (960, 74808), (1039, 69120), (1080, 66496), (1152, 62340), (1280, 56106), (1440, 49872), (1536, 46755), (1728, 41560), (1920, 37404), (2078, 34560), (2160, 33248), (2304, 31170), (2560, 28053), (2880, 24936), (3117, 23040), (3456, 20780), (3840, 18702), (4156, 17280), (4320, 16624), (4608, 15585), (5195, 13824), (5760, 12468), (6234, 11520), (6912, 10390), (7680, 9351), (8312, 8640)]