128339964

素因数分解:

$2^2\times 3^5\times {\mathrm{29}}^2\times {\mathrm{157}}^1$

素因数の和:234

約数の個数: 108

約数和(自身を含む): 350650664

約数和(自身を除く): 222310700

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 29, 36, 54, 58, 81, 87, 108, 116, 157, 162, 174, 243, 261, 314, 324, 348, 471, 486, 522, 628, 783, 841, 942, 972, 1044, 1413, 1566, 1682, 1884, 2349, 2523, 2826, 3132, 3364, 4239, 4553, 4698, 5046, 5652, 7047, 7569, 8478, 9106, 9396, 10092, 12717, 13659, 14094, 15138, 16956, 18212, 22707, 25434, 27318, 28188, 30276, 38151, 40977, 45414, 50868, 54636, 68121, 76302, 81954, 90828, 122931, 132037, 136242, 152604, 163908, 204363, 245862, 264074, 272484, 368793, 396111, 408726, 491724, 528148, 737586, 792222, 817452, 1106379, 1188333, 1475172, 1584444, 2212758, 2376666, 3564999, 4425516, 4753332, 7129998, 10694997, 14259996, 21389994, 32084991, 42779988, 64169982, 128339964]

約数ペア:

[(1, 128339964), (2, 64169982), (3, 42779988), (4, 32084991), (6, 21389994), (9, 14259996), (12, 10694997), (18, 7129998), (27, 4753332), (29, 4425516), (36, 3564999), (54, 2376666), (58, 2212758), (81, 1584444), (87, 1475172), (108, 1188333), (116, 1106379), (157, 817452), (162, 792222), (174, 737586), (243, 528148), (261, 491724), (314, 408726), (324, 396111), (348, 368793), (471, 272484), (486, 264074), (522, 245862), (628, 204363), (783, 163908), (841, 152604), (942, 136242), (972, 132037), (1044, 122931), (1413, 90828), (1566, 81954), (1682, 76302), (1884, 68121), (2349, 54636), (2523, 50868), (2826, 45414), (3132, 40977), (3364, 38151), (4239, 30276), (4553, 28188), (4698, 27318), (5046, 25434), (5652, 22707), (7047, 18212), (7569, 16956), (8478, 15138), (9106, 14094), (9396, 13659), (10092, 12717)]