85223220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{47}}^2\times {\mathrm{643}}^1$

素因数の和:749

約数の個数: 72

約数和(自身を含む): 244189344

約数和(自身を除く): 158966124

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 47, 60, 94, 141, 188, 235, 282, 470, 564, 643, 705, 940, 1286, 1410, 1929, 2209, 2572, 2820, 3215, 3858, 4418, 6430, 6627, 7716, 8836, 9645, 11045, 12860, 13254, 19290, 22090, 26508, 30221, 33135, 38580, 44180, 60442, 66270, 90663, 120884, 132540, 151105, 181326, 302210, 362652, 453315, 604420, 906630, 1420387, 1813260, 2840774, 4261161, 5681548, 7101935, 8522322, 14203870, 17044644, 21305805, 28407740, 42611610, 85223220]

約数ペア:

[(1, 85223220), (2, 42611610), (3, 28407740), (4, 21305805), (5, 17044644), (6, 14203870), (10, 8522322), (12, 7101935), (15, 5681548), (20, 4261161), (30, 2840774), (47, 1813260), (60, 1420387), (94, 906630), (141, 604420), (188, 453315), (235, 362652), (282, 302210), (470, 181326), (564, 151105), (643, 132540), (705, 120884), (940, 90663), (1286, 66270), (1410, 60442), (1929, 44180), (2209, 38580), (2572, 33135), (2820, 30221), (3215, 26508), (3858, 22090), (4418, 19290), (6430, 13254), (6627, 12860), (7716, 11045), (8836, 9645)]