140004656

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{641}}^1$

素因数の和:750

約数の個数: 80

約数和(自身を含む): 318113568

約数和(自身を除く): 178108912

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 34, 44, 68, 73, 88, 136, 146, 176, 187, 272, 292, 374, 584, 641, 748, 803, 1168, 1241, 1282, 1496, 1606, 2482, 2564, 2992, 3212, 4964, 5128, 6424, 7051, 9928, 10256, 10897, 12848, 13651, 14102, 19856, 21794, 27302, 28204, 43588, 46793, 54604, 56408, 87176, 93586, 109208, 112816, 119867, 174352, 187172, 218416, 239734, 374344, 479468, 514723, 748688, 795481, 958936, 1029446, 1590962, 1917872, 2058892, 3181924, 4117784, 6363848, 8235568, 8750291, 12727696, 17500582, 35001164, 70002328, 140004656]

約数ペア:

[(1, 140004656), (2, 70002328), (4, 35001164), (8, 17500582), (11, 12727696), (16, 8750291), (17, 8235568), (22, 6363848), (34, 4117784), (44, 3181924), (68, 2058892), (73, 1917872), (88, 1590962), (136, 1029446), (146, 958936), (176, 795481), (187, 748688), (272, 514723), (292, 479468), (374, 374344), (584, 239734), (641, 218416), (748, 187172), (803, 174352), (1168, 119867), (1241, 112816), (1282, 109208), (1496, 93586), (1606, 87176), (2482, 56408), (2564, 54604), (2992, 46793), (3212, 43588), (4964, 28204), (5128, 27302), (6424, 21794), (7051, 19856), (9928, 14102), (10256, 13651), (10897, 12848)]