72657728

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{467}}^1$

素因数の和:520

約数の個数: 112

約数和(自身を含む): 179734464

約数和(自身を除く): 107076736

約数列:

[1, 2, 4, 8, 11, 13, 16, 17, 22, 26, 32, 34, 44, 52, 64, 68, 88, 104, 136, 143, 176, 187, 208, 221, 272, 286, 352, 374, 416, 442, 467, 544, 572, 704, 748, 832, 884, 934, 1088, 1144, 1496, 1768, 1868, 2288, 2431, 2992, 3536, 3736, 4576, 4862, 5137, 5984, 6071, 7072, 7472, 7939, 9152, 9724, 10274, 11968, 12142, 14144, 14944, 15878, 19448, 20548, 24284, 29888, 31756, 38896, 41096, 48568, 63512, 66781, 77792, 82192, 87329, 97136, 103207, 127024, 133562, 155584, 164384, 174658, 194272, 206414, 254048, 267124, 328768, 349316, 388544, 412828, 508096, 534248, 698632, 825656, 1068496, 1135277, 1397264, 1651312, 2136992, 2270554, 2794528, 3302624, 4273984, 4541108, 5589056, 6605248, 9082216, 18164432, 36328864, 72657728]

約数ペア:

[(1, 72657728), (2, 36328864), (4, 18164432), (8, 9082216), (11, 6605248), (13, 5589056), (16, 4541108), (17, 4273984), (22, 3302624), (26, 2794528), (32, 2270554), (34, 2136992), (44, 1651312), (52, 1397264), (64, 1135277), (68, 1068496), (88, 825656), (104, 698632), (136, 534248), (143, 508096), (176, 412828), (187, 388544), (208, 349316), (221, 328768), (272, 267124), (286, 254048), (352, 206414), (374, 194272), (416, 174658), (442, 164384), (467, 155584), (544, 133562), (572, 127024), (704, 103207), (748, 97136), (832, 87329), (884, 82192), (934, 77792), (1088, 66781), (1144, 63512), (1496, 48568), (1768, 41096), (1868, 38896), (2288, 31756), (2431, 29888), (2992, 24284), (3536, 20548), (3736, 19448), (4576, 15878), (4862, 14944), (5137, 14144), (5984, 12142), (6071, 11968), (7072, 10274), (7472, 9724), (7939, 9152)]