128638230

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{87509}}^1$

素因数の和:87533

約数の個数: 48

約数和(自身を含む): 359141040

約数和(自身を除く): 230502810

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 210, 245, 294, 490, 735, 1470, 87509, 175018, 262527, 437545, 525054, 612563, 875090, 1225126, 1312635, 1837689, 2625270, 3062815, 3675378, 4287941, 6125630, 8575882, 9188445, 12863823, 18376890, 21439705, 25727646, 42879410, 64319115, 128638230]

約数ペア:

[(1, 128638230), (2, 64319115), (3, 42879410), (5, 25727646), (6, 21439705), (7, 18376890), (10, 12863823), (14, 9188445), (15, 8575882), (21, 6125630), (30, 4287941), (35, 3675378), (42, 3062815), (49, 2625270), (70, 1837689), (98, 1312635), (105, 1225126), (147, 875090), (210, 612563), (245, 525054), (294, 437545), (490, 262527), (735, 175018), (1470, 87509)]