172309784

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{293}}^1$

素因数の和:444

約数の個数: 64

約数和(自身を含む): 352447200

約数和(自身を除く): 180137416

約数列:

[1, 2, 4, 8, 19, 38, 53, 73, 76, 106, 146, 152, 212, 292, 293, 424, 584, 586, 1007, 1172, 1387, 2014, 2344, 2774, 3869, 4028, 5548, 5567, 7738, 8056, 11096, 11134, 15476, 15529, 21389, 22268, 30952, 31058, 42778, 44536, 62116, 73511, 85556, 124232, 147022, 171112, 294044, 295051, 406391, 588088, 590102, 812782, 1133617, 1180204, 1625564, 2267234, 2360408, 3251128, 4534468, 9068936, 21538723, 43077446, 86154892, 172309784]

約数ペア:

[(1, 172309784), (2, 86154892), (4, 43077446), (8, 21538723), (19, 9068936), (38, 4534468), (53, 3251128), (73, 2360408), (76, 2267234), (106, 1625564), (146, 1180204), (152, 1133617), (212, 812782), (292, 590102), (293, 588088), (424, 406391), (584, 295051), (586, 294044), (1007, 171112), (1172, 147022), (1387, 124232), (2014, 85556), (2344, 73511), (2774, 62116), (3869, 44536), (4028, 42778), (5548, 31058), (5567, 30952), (7738, 22268), (8056, 21389), (11096, 15529), (11134, 15476)]