78240636

素因数分解:

$2^2\times 3^2\times {\mathrm{109}}^1\times {\mathrm{127}}^1\times {\mathrm{157}}^1$

素因数の和:403

約数の個数: 72

約数和(自身を含む): 202442240

約数和(自身を除く): 124201604

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 109, 127, 157, 218, 254, 314, 327, 381, 436, 471, 508, 628, 654, 762, 942, 981, 1143, 1308, 1413, 1524, 1884, 1962, 2286, 2826, 3924, 4572, 5652, 13843, 17113, 19939, 27686, 34226, 39878, 41529, 51339, 55372, 59817, 68452, 79756, 83058, 102678, 119634, 124587, 154017, 166116, 179451, 205356, 239268, 249174, 308034, 358902, 498348, 616068, 717804, 2173351, 4346702, 6520053, 8693404, 13040106, 19560159, 26080212, 39120318, 78240636]

約数ペア:

[(1, 78240636), (2, 39120318), (3, 26080212), (4, 19560159), (6, 13040106), (9, 8693404), (12, 6520053), (18, 4346702), (36, 2173351), (109, 717804), (127, 616068), (157, 498348), (218, 358902), (254, 308034), (314, 249174), (327, 239268), (381, 205356), (436, 179451), (471, 166116), (508, 154017), (628, 124587), (654, 119634), (762, 102678), (942, 83058), (981, 79756), (1143, 68452), (1308, 59817), (1413, 55372), (1524, 51339), (1884, 41529), (1962, 39878), (2286, 34226), (2826, 27686), (3924, 19939), (4572, 17113), (5652, 13843)]