195468280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{499}}^1\times {\mathrm{1399}}^1$

素因数の和:1916

約数の個数: 64

約数和(自身を含む): 504000000

約数和(自身を除く): 308531720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 499, 998, 1399, 1996, 2495, 2798, 3493, 3992, 4990, 5596, 6986, 6995, 9793, 9980, 11192, 13972, 13990, 17465, 19586, 19960, 27944, 27980, 34930, 39172, 48965, 55960, 69860, 78344, 97930, 139720, 195860, 391720, 698101, 1396202, 2792404, 3490505, 4886707, 5584808, 6981010, 9773414, 13962020, 19546828, 24433535, 27924040, 39093656, 48867070, 97734140, 195468280]

約数ペア:

[(1, 195468280), (2, 97734140), (4, 48867070), (5, 39093656), (7, 27924040), (8, 24433535), (10, 19546828), (14, 13962020), (20, 9773414), (28, 6981010), (35, 5584808), (40, 4886707), (56, 3490505), (70, 2792404), (140, 1396202), (280, 698101), (499, 391720), (998, 195860), (1399, 139720), (1996, 97930), (2495, 78344), (2798, 69860), (3493, 55960), (3992, 48965), (4990, 39172), (5596, 34930), (6986, 27980), (6995, 27944), (9793, 19960), (9980, 19586), (11192, 17465), (13972, 13990)]