72129168

素因数分解:

$2^4\times 3^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{643}}^1$

素因数の和:717

約数の個数: 120

約数和(自身を含む): 218006880

約数和(自身を除く): 145877712

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 36, 38, 41, 48, 57, 72, 76, 82, 114, 123, 144, 152, 164, 171, 228, 246, 304, 328, 342, 369, 456, 492, 643, 656, 684, 738, 779, 912, 984, 1286, 1368, 1476, 1558, 1929, 1968, 2337, 2572, 2736, 2952, 3116, 3858, 4674, 5144, 5787, 5904, 6232, 7011, 7716, 9348, 10288, 11574, 12217, 12464, 14022, 15432, 18696, 23148, 24434, 26363, 28044, 30864, 36651, 37392, 46296, 48868, 52726, 56088, 73302, 79089, 92592, 97736, 105452, 109953, 112176, 146604, 158178, 195472, 210904, 219906, 237267, 293208, 316356, 421808, 439812, 474534, 500897, 586416, 632712, 879624, 949068, 1001794, 1265424, 1502691, 1759248, 1898136, 2003588, 3005382, 3796272, 4007176, 4508073, 6010764, 8014352, 9016146, 12021528, 18032292, 24043056, 36064584, 72129168]

約数ペア:

[(1, 72129168), (2, 36064584), (3, 24043056), (4, 18032292), (6, 12021528), (8, 9016146), (9, 8014352), (12, 6010764), (16, 4508073), (18, 4007176), (19, 3796272), (24, 3005382), (36, 2003588), (38, 1898136), (41, 1759248), (48, 1502691), (57, 1265424), (72, 1001794), (76, 949068), (82, 879624), (114, 632712), (123, 586416), (144, 500897), (152, 474534), (164, 439812), (171, 421808), (228, 316356), (246, 293208), (304, 237267), (328, 219906), (342, 210904), (369, 195472), (456, 158178), (492, 146604), (643, 112176), (656, 109953), (684, 105452), (738, 97736), (779, 92592), (912, 79089), (984, 73302), (1286, 56088), (1368, 52726), (1476, 48868), (1558, 46296), (1929, 37392), (1968, 36651), (2337, 30864), (2572, 28044), (2736, 26363), (2952, 24434), (3116, 23148), (3858, 18696), (4674, 15432), (5144, 14022), (5787, 12464), (5904, 12217), (6232, 11574), (7011, 10288), (7716, 9348)]