157220175

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{179}}^1\times {\mathrm{239}}^1$

素因数の和:445

約数の個数: 72

約数和(自身を含む): 305337600

約数和(自身を除く): 148117425

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 49, 75, 105, 147, 175, 179, 239, 245, 525, 537, 717, 735, 895, 1195, 1225, 1253, 1673, 2685, 3585, 3675, 3759, 4475, 5019, 5975, 6265, 8365, 8771, 11711, 13425, 17925, 18795, 25095, 26313, 31325, 35133, 41825, 42781, 43855, 58555, 93975, 125475, 128343, 131565, 175665, 213905, 219275, 292775, 299467, 641715, 657825, 878325, 898401, 1069525, 1497335, 2096269, 3208575, 4492005, 6288807, 7486675, 10481345, 22460025, 31444035, 52406725, 157220175]

約数ペア:

[(1, 157220175), (3, 52406725), (5, 31444035), (7, 22460025), (15, 10481345), (21, 7486675), (25, 6288807), (35, 4492005), (49, 3208575), (75, 2096269), (105, 1497335), (147, 1069525), (175, 898401), (179, 878325), (239, 657825), (245, 641715), (525, 299467), (537, 292775), (717, 219275), (735, 213905), (895, 175665), (1195, 131565), (1225, 128343), (1253, 125475), (1673, 93975), (2685, 58555), (3585, 43855), (3675, 42781), (3759, 41825), (4475, 35133), (5019, 31325), (5975, 26313), (6265, 25095), (8365, 18795), (8771, 17925), (11711, 13425)]