251940060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{107}}^1\times {\mathrm{127}}^1$

素因数の和:352

約数の個数: 144

約数和(自身を含む): 784982016

約数和(自身を除く): 533041956

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 103, 107, 127, 180, 206, 214, 254, 309, 321, 381, 412, 428, 508, 515, 535, 618, 635, 642, 762, 927, 963, 1030, 1070, 1143, 1236, 1270, 1284, 1524, 1545, 1605, 1854, 1905, 1926, 2060, 2140, 2286, 2540, 3090, 3210, 3708, 3810, 3852, 4572, 4635, 4815, 5715, 6180, 6420, 7620, 9270, 9630, 11021, 11430, 13081, 13589, 18540, 19260, 22042, 22860, 26162, 27178, 33063, 39243, 40767, 44084, 52324, 54356, 55105, 65405, 66126, 67945, 78486, 81534, 99189, 110210, 117729, 122301, 130810, 132252, 135890, 156972, 163068, 165315, 196215, 198378, 203835, 220420, 235458, 244602, 261620, 271780, 330630, 392430, 396756, 407670, 470916, 489204, 495945, 588645, 611505, 661260, 784860, 815340, 991890, 1177290, 1223010, 1399667, 1983780, 2354580, 2446020, 2799334, 4199001, 5598668, 6998335, 8398002, 12597003, 13996670, 16796004, 20995005, 25194006, 27993340, 41990010, 50388012, 62985015, 83980020, 125970030, 251940060]

約数ペア:

[(1, 251940060), (2, 125970030), (3, 83980020), (4, 62985015), (5, 50388012), (6, 41990010), (9, 27993340), (10, 25194006), (12, 20995005), (15, 16796004), (18, 13996670), (20, 12597003), (30, 8398002), (36, 6998335), (45, 5598668), (60, 4199001), (90, 2799334), (103, 2446020), (107, 2354580), (127, 1983780), (180, 1399667), (206, 1223010), (214, 1177290), (254, 991890), (309, 815340), (321, 784860), (381, 661260), (412, 611505), (428, 588645), (508, 495945), (515, 489204), (535, 470916), (618, 407670), (635, 396756), (642, 392430), (762, 330630), (927, 271780), (963, 261620), (1030, 244602), (1070, 235458), (1143, 220420), (1236, 203835), (1270, 198378), (1284, 196215), (1524, 165315), (1545, 163068), (1605, 156972), (1854, 135890), (1905, 132252), (1926, 130810), (2060, 122301), (2140, 117729), (2286, 110210), (2540, 99189), (3090, 81534), (3210, 78486), (3708, 67945), (3810, 66126), (3852, 65405), (4572, 55105), (4635, 54356), (4815, 52324), (5715, 44084), (6180, 40767), (6420, 39243), (7620, 33063), (9270, 27178), (9630, 26162), (11021, 22860), (11430, 22042), (13081, 19260), (13589, 18540)]