172638256

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2617}}^1$

素因数の和:2682

約数の個数: 80

約数和(自身を含む): 415528960

約数和(自身を除く): 242890704

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 31, 38, 56, 62, 76, 112, 124, 133, 152, 217, 248, 266, 304, 434, 496, 532, 589, 868, 1064, 1178, 1736, 2128, 2356, 2617, 3472, 4123, 4712, 5234, 8246, 9424, 10468, 16492, 18319, 20936, 32984, 36638, 41872, 49723, 65968, 73276, 81127, 99446, 146552, 162254, 198892, 293104, 324508, 348061, 397784, 567889, 649016, 696122, 795568, 1135778, 1298032, 1392244, 1541413, 2271556, 2784488, 3082826, 4543112, 5568976, 6165652, 9086224, 10789891, 12331304, 21579782, 24662608, 43159564, 86319128, 172638256]

約数ペア:

[(1, 172638256), (2, 86319128), (4, 43159564), (7, 24662608), (8, 21579782), (14, 12331304), (16, 10789891), (19, 9086224), (28, 6165652), (31, 5568976), (38, 4543112), (56, 3082826), (62, 2784488), (76, 2271556), (112, 1541413), (124, 1392244), (133, 1298032), (152, 1135778), (217, 795568), (248, 696122), (266, 649016), (304, 567889), (434, 397784), (496, 348061), (532, 324508), (589, 293104), (868, 198892), (1064, 162254), (1178, 146552), (1736, 99446), (2128, 81127), (2356, 73276), (2617, 65968), (3472, 49723), (4123, 41872), (4712, 36638), (5234, 32984), (8246, 20936), (9424, 18319), (10468, 16492)]