77971212

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{241}}^1$

素因数の和:324

約数の個数: 144

約数和(自身を含む): 232552320

約数和(自身を除く): 154581108

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 19, 22, 33, 36, 38, 43, 44, 57, 66, 76, 86, 99, 114, 129, 132, 171, 172, 198, 209, 228, 241, 258, 342, 387, 396, 418, 473, 482, 516, 627, 684, 723, 774, 817, 836, 946, 964, 1254, 1419, 1446, 1548, 1634, 1881, 1892, 2169, 2451, 2508, 2651, 2838, 2892, 3268, 3762, 4257, 4338, 4579, 4902, 5302, 5676, 7353, 7524, 7953, 8514, 8676, 8987, 9158, 9804, 10363, 10604, 13737, 14706, 15906, 17028, 17974, 18316, 20726, 23859, 26961, 27474, 29412, 31089, 31812, 35948, 41211, 41452, 47718, 50369, 53922, 54948, 62178, 80883, 82422, 93267, 95436, 100738, 107844, 113993, 124356, 151107, 161766, 164844, 186534, 196897, 201476, 227986, 302214, 323532, 341979, 373068, 393794, 453321, 455972, 590691, 604428, 683958, 787588, 906642, 1025937, 1181382, 1367916, 1772073, 1813284, 2051874, 2165867, 2362764, 3544146, 4103748, 4331734, 6497601, 7088292, 8663468, 12995202, 19492803, 25990404, 38985606, 77971212]

約数ペア:

[(1, 77971212), (2, 38985606), (3, 25990404), (4, 19492803), (6, 12995202), (9, 8663468), (11, 7088292), (12, 6497601), (18, 4331734), (19, 4103748), (22, 3544146), (33, 2362764), (36, 2165867), (38, 2051874), (43, 1813284), (44, 1772073), (57, 1367916), (66, 1181382), (76, 1025937), (86, 906642), (99, 787588), (114, 683958), (129, 604428), (132, 590691), (171, 455972), (172, 453321), (198, 393794), (209, 373068), (228, 341979), (241, 323532), (258, 302214), (342, 227986), (387, 201476), (396, 196897), (418, 186534), (473, 164844), (482, 161766), (516, 151107), (627, 124356), (684, 113993), (723, 107844), (774, 100738), (817, 95436), (836, 93267), (946, 82422), (964, 80883), (1254, 62178), (1419, 54948), (1446, 53922), (1548, 50369), (1634, 47718), (1881, 41452), (1892, 41211), (2169, 35948), (2451, 31812), (2508, 31089), (2651, 29412), (2838, 27474), (2892, 26961), (3268, 23859), (3762, 20726), (4257, 18316), (4338, 17974), (4579, 17028), (4902, 15906), (5302, 14706), (5676, 13737), (7353, 10604), (7524, 10363), (7953, 9804), (8514, 9158), (8676, 8987)]