67686768

素因数分解:

$2^4\times 3^2\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1$

素因数の和:271

約数の個数: 120

約数和(自身を含む): 197540928

約数和(自身を除く): 129854160

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 47, 48, 72, 73, 94, 137, 141, 144, 146, 188, 219, 274, 282, 292, 376, 411, 423, 438, 548, 564, 584, 657, 752, 822, 846, 876, 1096, 1128, 1168, 1233, 1314, 1644, 1692, 1752, 2192, 2256, 2466, 2628, 3288, 3384, 3431, 3504, 4932, 5256, 6439, 6576, 6768, 6862, 9864, 10001, 10293, 10512, 12878, 13724, 19317, 19728, 20002, 20586, 25756, 27448, 30003, 30879, 38634, 40004, 41172, 51512, 54896, 57951, 60006, 61758, 77268, 80008, 82344, 90009, 103024, 115902, 120012, 123516, 154536, 160016, 164688, 180018, 231804, 240024, 247032, 309072, 360036, 463608, 470047, 480048, 494064, 720072, 927216, 940094, 1410141, 1440144, 1880188, 2820282, 3760376, 4230423, 5640564, 7520752, 8460846, 11281128, 16921692, 22562256, 33843384, 67686768]

約数ペア:

[(1, 67686768), (2, 33843384), (3, 22562256), (4, 16921692), (6, 11281128), (8, 8460846), (9, 7520752), (12, 5640564), (16, 4230423), (18, 3760376), (24, 2820282), (36, 1880188), (47, 1440144), (48, 1410141), (72, 940094), (73, 927216), (94, 720072), (137, 494064), (141, 480048), (144, 470047), (146, 463608), (188, 360036), (219, 309072), (274, 247032), (282, 240024), (292, 231804), (376, 180018), (411, 164688), (423, 160016), (438, 154536), (548, 123516), (564, 120012), (584, 115902), (657, 103024), (752, 90009), (822, 82344), (846, 80008), (876, 77268), (1096, 61758), (1128, 60006), (1168, 57951), (1233, 54896), (1314, 51512), (1644, 41172), (1692, 40004), (1752, 38634), (2192, 30879), (2256, 30003), (2466, 27448), (2628, 25756), (3288, 20586), (3384, 20002), (3431, 19728), (3504, 19317), (4932, 13724), (5256, 12878), (6439, 10512), (6576, 10293), (6768, 10001), (6862, 9864)]