203499730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{149}}^1\times {\mathrm{179}}^1$

素因数の和:451

約数の個数: 64

約数和(自身を含む): 427680000

約数和(自身を除く): 224180270

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 109, 149, 179, 218, 298, 358, 545, 745, 763, 895, 1043, 1090, 1253, 1490, 1526, 1790, 2086, 2506, 3815, 5215, 6265, 7630, 10430, 12530, 16241, 19511, 26671, 32482, 39022, 53342, 81205, 97555, 113687, 133355, 136577, 162410, 186697, 195110, 227374, 266710, 273154, 373394, 568435, 682885, 933485, 1136870, 1365770, 1866970, 2907139, 5814278, 14535695, 20349973, 29071390, 40699946, 101749865, 203499730]

約数ペア:

[(1, 203499730), (2, 101749865), (5, 40699946), (7, 29071390), (10, 20349973), (14, 14535695), (35, 5814278), (70, 2907139), (109, 1866970), (149, 1365770), (179, 1136870), (218, 933485), (298, 682885), (358, 568435), (545, 373394), (745, 273154), (763, 266710), (895, 227374), (1043, 195110), (1090, 186697), (1253, 162410), (1490, 136577), (1526, 133355), (1790, 113687), (2086, 97555), (2506, 81205), (3815, 53342), (5215, 39022), (6265, 32482), (7630, 26671), (10430, 19511), (12530, 16241)]