145293920

素因数分解:

$2^5\times 5^1\times {\mathrm{47}}^1\times {\mathrm{139}}^2$

素因数の和:340

約数の個数: 72

約数和(自身を含む): 353100384

約数和(自身を除く): 207806464

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 80, 94, 139, 160, 188, 235, 278, 376, 470, 556, 695, 752, 940, 1112, 1390, 1504, 1880, 2224, 2780, 3760, 4448, 5560, 6533, 7520, 11120, 13066, 19321, 22240, 26132, 32665, 38642, 52264, 65330, 77284, 96605, 104528, 130660, 154568, 193210, 209056, 261320, 309136, 386420, 522640, 618272, 772840, 908087, 1045280, 1545680, 1816174, 3091360, 3632348, 4540435, 7264696, 9080870, 14529392, 18161740, 29058784, 36323480, 72646960, 145293920]

約数ペア:

[(1, 145293920), (2, 72646960), (4, 36323480), (5, 29058784), (8, 18161740), (10, 14529392), (16, 9080870), (20, 7264696), (32, 4540435), (40, 3632348), (47, 3091360), (80, 1816174), (94, 1545680), (139, 1045280), (160, 908087), (188, 772840), (235, 618272), (278, 522640), (376, 386420), (470, 309136), (556, 261320), (695, 209056), (752, 193210), (940, 154568), (1112, 130660), (1390, 104528), (1504, 96605), (1880, 77284), (2224, 65330), (2780, 52264), (3760, 38642), (4448, 32665), (5560, 26132), (6533, 22240), (7520, 19321), (11120, 13066)]