261826560

素因数分解:

$2^{11}\times 3^3\times 5^1\times {\mathrm{947}}^1$

素因数の和:983

約数の個数: 192

約数和(自身を含む): 931694400

約数和(自身を除く): 669867840

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, 947, 960, 1024, 1080, 1152, 1280, 1440, 1536, 1728, 1894, 1920, 2048, 2160, 2304, 2560, 2841, 2880, 3072, 3456, 3788, 3840, 4320, 4608, 4735, 5120, 5682, 5760, 6144, 6912, 7576, 7680, 8523, 8640, 9216, 9470, 10240, 11364, 11520, 13824, 14205, 15152, 15360, 17046, 17280, 18432, 18940, 22728, 23040, 25569, 27648, 28410, 30304, 30720, 34092, 34560, 37880, 42615, 45456, 46080, 51138, 55296, 56820, 60608, 68184, 69120, 75760, 85230, 90912, 92160, 102276, 113640, 121216, 127845, 136368, 138240, 151520, 170460, 181824, 204552, 227280, 242432, 255690, 272736, 276480, 303040, 340920, 363648, 409104, 454560, 484864, 511380, 545472, 606080, 681840, 727296, 818208, 909120, 969728, 1022760, 1090944, 1212160, 1363680, 1454592, 1636416, 1818240, 1939456, 2045520, 2181888, 2424320, 2727360, 2909184, 3272832, 3636480, 4091040, 4363776, 4848640, 5454720, 5818368, 6545664, 7272960, 8182080, 8727552, 9697280, 10909440, 13091328, 14545920, 16364160, 17455104, 21818880, 26182656, 29091840, 32728320, 43637760, 52365312, 65456640, 87275520, 130913280, 261826560]

約数ペア:

[(1, 261826560), (2, 130913280), (3, 87275520), (4, 65456640), (5, 52365312), (6, 43637760), (8, 32728320), (9, 29091840), (10, 26182656), (12, 21818880), (15, 17455104), (16, 16364160), (18, 14545920), (20, 13091328), (24, 10909440), (27, 9697280), (30, 8727552), (32, 8182080), (36, 7272960), (40, 6545664), (45, 5818368), (48, 5454720), (54, 4848640), (60, 4363776), (64, 4091040), (72, 3636480), (80, 3272832), (90, 2909184), (96, 2727360), (108, 2424320), (120, 2181888), (128, 2045520), (135, 1939456), (144, 1818240), (160, 1636416), (180, 1454592), (192, 1363680), (216, 1212160), (240, 1090944), (256, 1022760), (270, 969728), (288, 909120), (320, 818208), (360, 727296), (384, 681840), (432, 606080), (480, 545472), (512, 511380), (540, 484864), (576, 454560), (640, 409104), (720, 363648), (768, 340920), (864, 303040), (947, 276480), (960, 272736), (1024, 255690), (1080, 242432), (1152, 227280), (1280, 204552), (1440, 181824), (1536, 170460), (1728, 151520), (1894, 138240), (1920, 136368), (2048, 127845), (2160, 121216), (2304, 113640), (2560, 102276), (2841, 92160), (2880, 90912), (3072, 85230), (3456, 75760), (3788, 69120), (3840, 68184), (4320, 60608), (4608, 56820), (4735, 55296), (5120, 51138), (5682, 46080), (5760, 45456), (6144, 42615), (6912, 37880), (7576, 34560), (7680, 34092), (8523, 30720), (8640, 30304), (9216, 28410), (9470, 27648), (10240, 25569), (11364, 23040), (11520, 22728), (13824, 18940), (14205, 18432), (15152, 17280), (15360, 17046)]