172667718020

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{1949}}^1\times {\mathrm{90401}}^1$

素因数の和:92373

約数の個数: 72

約数和(自身を含む): 422023656600

約数和(自身を除く): 249355938580

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 1949, 3898, 7796, 9745, 13643, 19490, 27286, 38980, 54572, 68215, 90401, 95501, 136430, 180802, 191002, 272860, 361604, 382004, 452005, 477505, 632807, 904010, 955010, 1265614, 1808020, 1910020, 2531228, 3164035, 4429649, 6328070, 8859298, 12656140, 17718596, 22148245, 44296490, 88592980, 176191549, 352383098, 704766196, 880957745, 1233340843, 1761915490, 2466681686, 3523830980, 4933363372, 6166704215, 8633385901, 12333408430, 17266771802, 24666816860, 34533543604, 43166929505, 86333859010, 172667718020]

約数ペア:

[(1, 172667718020), (2, 86333859010), (4, 43166929505), (5, 34533543604), (7, 24666816860), (10, 17266771802), (14, 12333408430), (20, 8633385901), (28, 6166704215), (35, 4933363372), (49, 3523830980), (70, 2466681686), (98, 1761915490), (140, 1233340843), (196, 880957745), (245, 704766196), (490, 352383098), (980, 176191549), (1949, 88592980), (3898, 44296490), (7796, 22148245), (9745, 17718596), (13643, 12656140), (19490, 8859298), (27286, 6328070), (38980, 4429649), (54572, 3164035), (68215, 2531228), (90401, 1910020), (95501, 1808020), (136430, 1265614), (180802, 955010), (191002, 904010), (272860, 632807), (361604, 477505), (382004, 452005)]