68768128

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{17}}^2$

素因数の和:85

約数の個数: 144

約数和(自身を含む): 171913860

約数和(自身を除く): 103145732

約数列:

[1, 2, 4, 8, 11, 13, 16, 17, 22, 26, 32, 34, 44, 52, 64, 68, 88, 104, 128, 136, 143, 169, 176, 187, 208, 221, 272, 286, 289, 338, 352, 374, 416, 442, 544, 572, 578, 676, 704, 748, 832, 884, 1088, 1144, 1156, 1352, 1408, 1496, 1664, 1768, 1859, 2176, 2288, 2312, 2431, 2704, 2873, 2992, 3179, 3536, 3718, 3757, 4576, 4624, 4862, 5408, 5746, 5984, 6358, 7072, 7436, 7514, 9152, 9248, 9724, 10816, 11492, 11968, 12716, 14144, 14872, 15028, 18304, 18496, 19448, 21632, 22984, 23936, 25432, 28288, 29744, 30056, 31603, 36992, 38896, 41327, 45968, 48841, 50864, 59488, 60112, 63206, 77792, 82654, 91936, 97682, 101728, 118976, 120224, 126412, 155584, 165308, 183872, 195364, 203456, 237952, 240448, 252824, 311168, 330616, 367744, 390728, 406912, 480896, 505648, 537251, 661232, 781456, 1011296, 1074502, 1322464, 1562912, 2022592, 2149004, 2644928, 3125824, 4045184, 4298008, 5289856, 6251648, 8596016, 17192032, 34384064, 68768128]

約数ペア:

[(1, 68768128), (2, 34384064), (4, 17192032), (8, 8596016), (11, 6251648), (13, 5289856), (16, 4298008), (17, 4045184), (22, 3125824), (26, 2644928), (32, 2149004), (34, 2022592), (44, 1562912), (52, 1322464), (64, 1074502), (68, 1011296), (88, 781456), (104, 661232), (128, 537251), (136, 505648), (143, 480896), (169, 406912), (176, 390728), (187, 367744), (208, 330616), (221, 311168), (272, 252824), (286, 240448), (289, 237952), (338, 203456), (352, 195364), (374, 183872), (416, 165308), (442, 155584), (544, 126412), (572, 120224), (578, 118976), (676, 101728), (704, 97682), (748, 91936), (832, 82654), (884, 77792), (1088, 63206), (1144, 60112), (1156, 59488), (1352, 50864), (1408, 48841), (1496, 45968), (1664, 41327), (1768, 38896), (1859, 36992), (2176, 31603), (2288, 30056), (2312, 29744), (2431, 28288), (2704, 25432), (2873, 23936), (2992, 22984), (3179, 21632), (3536, 19448), (3718, 18496), (3757, 18304), (4576, 15028), (4624, 14872), (4862, 14144), (5408, 12716), (5746, 11968), (5984, 11492), (6358, 10816), (7072, 9724), (7436, 9248), (7514, 9152)]