202630960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{487}}^1\times {\mathrm{743}}^1$

素因数の和:1250

約数の個数: 80

約数和(自身を含む): 540251136

約数和(自身を除く): 337620176

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 487, 560, 743, 974, 1486, 1948, 2435, 2972, 3409, 3715, 3896, 4870, 5201, 5944, 6818, 7430, 7792, 9740, 10402, 11888, 13636, 14860, 17045, 19480, 20804, 26005, 27272, 29720, 34090, 38960, 41608, 52010, 54544, 59440, 68180, 83216, 104020, 136360, 208040, 272720, 361841, 416080, 723682, 1447364, 1809205, 2532887, 2894728, 3618410, 5065774, 5789456, 7236820, 10131548, 12664435, 14473640, 20263096, 25328870, 28947280, 40526192, 50657740, 101315480, 202630960]

約数ペア:

[(1, 202630960), (2, 101315480), (4, 50657740), (5, 40526192), (7, 28947280), (8, 25328870), (10, 20263096), (14, 14473640), (16, 12664435), (20, 10131548), (28, 7236820), (35, 5789456), (40, 5065774), (56, 3618410), (70, 2894728), (80, 2532887), (112, 1809205), (140, 1447364), (280, 723682), (487, 416080), (560, 361841), (743, 272720), (974, 208040), (1486, 136360), (1948, 104020), (2435, 83216), (2972, 68180), (3409, 59440), (3715, 54544), (3896, 52010), (4870, 41608), (5201, 38960), (5944, 34090), (6818, 29720), (7430, 27272), (7792, 26005), (9740, 20804), (10402, 19480), (11888, 17045), (13636, 14860)]