21034544640

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{26591}}^1$

素因数の和:26720

約数の個数: 160

約数和(自身を含む): 67900225536

約数和(自身を除く): 46865680896

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 103, 120, 128, 160, 192, 206, 240, 256, 309, 320, 384, 412, 480, 512, 515, 618, 640, 768, 824, 960, 1030, 1236, 1280, 1536, 1545, 1648, 1920, 2060, 2472, 2560, 3090, 3296, 3840, 4120, 4944, 6180, 6592, 7680, 8240, 9888, 12360, 13184, 16480, 19776, 24720, 26368, 26591, 32960, 39552, 49440, 52736, 53182, 65920, 79104, 79773, 98880, 106364, 131840, 132955, 158208, 159546, 197760, 212728, 263680, 265910, 319092, 395520, 398865, 425456, 531820, 638184, 791040, 797730, 850912, 1063640, 1276368, 1595460, 1701824, 2127280, 2552736, 2738873, 3190920, 3403648, 4254560, 5105472, 5477746, 6381840, 6807296, 8216619, 8509120, 10210944, 10955492, 12763680, 13614592, 13694365, 16433238, 17018240, 20421888, 21910984, 25527360, 27388730, 32866476, 34036480, 40843776, 41083095, 43821968, 51054720, 54777460, 65732952, 68072960, 82166190, 87643936, 102109440, 109554920, 131465904, 164332380, 175287872, 204218880, 219109840, 262931808, 328664760, 350575744, 438219680, 525863616, 657329520, 701151488, 876439360, 1051727232, 1314659040, 1402302976, 1752878720, 2103454464, 2629318080, 3505757440, 4206908928, 5258636160, 7011514880, 10517272320, 21034544640]

約数ペア:

[(1, 21034544640), (2, 10517272320), (3, 7011514880), (4, 5258636160), (5, 4206908928), (6, 3505757440), (8, 2629318080), (10, 2103454464), (12, 1752878720), (15, 1402302976), (16, 1314659040), (20, 1051727232), (24, 876439360), (30, 701151488), (32, 657329520), (40, 525863616), (48, 438219680), (60, 350575744), (64, 328664760), (80, 262931808), (96, 219109840), (103, 204218880), (120, 175287872), (128, 164332380), (160, 131465904), (192, 109554920), (206, 102109440), (240, 87643936), (256, 82166190), (309, 68072960), (320, 65732952), (384, 54777460), (412, 51054720), (480, 43821968), (512, 41083095), (515, 40843776), (618, 34036480), (640, 32866476), (768, 27388730), (824, 25527360), (960, 21910984), (1030, 20421888), (1236, 17018240), (1280, 16433238), (1536, 13694365), (1545, 13614592), (1648, 12763680), (1920, 10955492), (2060, 10210944), (2472, 8509120), (2560, 8216619), (3090, 6807296), (3296, 6381840), (3840, 5477746), (4120, 5105472), (4944, 4254560), (6180, 3403648), (6592, 3190920), (7680, 2738873), (8240, 2552736), (9888, 2127280), (12360, 1701824), (13184, 1595460), (16480, 1276368), (19776, 1063640), (24720, 850912), (26368, 797730), (26591, 791040), (32960, 638184), (39552, 531820), (49440, 425456), (52736, 398865), (53182, 395520), (65920, 319092), (79104, 265910), (79773, 263680), (98880, 212728), (106364, 197760), (131840, 159546), (132955, 158208)]