215975040

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{571}}^1$

素因数の和:790

約数の個数: 128

約数和(自身を含む): 693126720

約数和(自身を除く): 477151680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 197, 240, 320, 384, 394, 480, 571, 591, 640, 788, 960, 985, 1142, 1182, 1576, 1713, 1920, 1970, 2284, 2364, 2855, 2955, 3152, 3426, 3940, 4568, 4728, 5710, 5910, 6304, 6852, 7880, 8565, 9136, 9456, 11420, 11820, 12608, 13704, 15760, 17130, 18272, 18912, 22840, 23640, 25216, 27408, 31520, 34260, 36544, 37824, 45680, 47280, 54816, 63040, 68520, 73088, 75648, 91360, 94560, 109632, 112487, 126080, 137040, 182720, 189120, 219264, 224974, 274080, 337461, 365440, 378240, 449948, 548160, 562435, 674922, 899896, 1096320, 1124870, 1349844, 1687305, 1799792, 2249740, 2699688, 3374610, 3599584, 4499480, 5399376, 6749220, 7199168, 8998960, 10798752, 13498440, 14398336, 17997920, 21597504, 26996880, 35995840, 43195008, 53993760, 71991680, 107987520, 215975040]

約数ペア:

[(1, 215975040), (2, 107987520), (3, 71991680), (4, 53993760), (5, 43195008), (6, 35995840), (8, 26996880), (10, 21597504), (12, 17997920), (15, 14398336), (16, 13498440), (20, 10798752), (24, 8998960), (30, 7199168), (32, 6749220), (40, 5399376), (48, 4499480), (60, 3599584), (64, 3374610), (80, 2699688), (96, 2249740), (120, 1799792), (128, 1687305), (160, 1349844), (192, 1124870), (197, 1096320), (240, 899896), (320, 674922), (384, 562435), (394, 548160), (480, 449948), (571, 378240), (591, 365440), (640, 337461), (788, 274080), (960, 224974), (985, 219264), (1142, 189120), (1182, 182720), (1576, 137040), (1713, 126080), (1920, 112487), (1970, 109632), (2284, 94560), (2364, 91360), (2855, 75648), (2955, 73088), (3152, 68520), (3426, 63040), (3940, 54816), (4568, 47280), (4728, 45680), (5710, 37824), (5910, 36544), (6304, 34260), (6852, 31520), (7880, 27408), (8565, 25216), (9136, 23640), (9456, 22840), (11420, 18912), (11820, 18272), (12608, 17130), (13704, 15760)]