68067272

素因数分解:

$2^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{37}}^1$

素因数の和:108

約数の個数: 144

約数和(自身を含む): 173301660

約数和(自身を除く): 105234388

約数列:

[1, 2, 4, 7, 8, 13, 14, 19, 26, 28, 37, 38, 49, 52, 56, 74, 76, 91, 98, 104, 133, 148, 152, 182, 196, 247, 259, 266, 296, 361, 364, 392, 481, 494, 518, 532, 637, 703, 722, 728, 931, 962, 988, 1036, 1064, 1274, 1406, 1444, 1729, 1813, 1862, 1924, 1976, 2072, 2527, 2548, 2812, 2888, 3367, 3458, 3626, 3724, 3848, 4693, 4921, 5054, 5096, 5624, 6734, 6916, 7252, 7448, 9139, 9386, 9842, 10108, 12103, 13357, 13468, 13832, 14504, 17689, 18278, 18772, 19684, 20216, 23569, 24206, 26714, 26936, 32851, 34447, 35378, 36556, 37544, 39368, 47138, 48412, 53428, 63973, 65702, 68894, 70756, 73112, 93499, 94276, 96824, 106856, 127946, 131404, 137788, 141512, 173641, 186998, 188552, 229957, 255892, 262808, 275576, 347282, 373996, 447811, 459914, 511784, 654493, 694564, 747992, 895622, 919828, 1215487, 1308986, 1389128, 1791244, 1839656, 2430974, 2617972, 3582488, 4861948, 5235944, 8508409, 9723896, 17016818, 34033636, 68067272]

約数ペア:

[(1, 68067272), (2, 34033636), (4, 17016818), (7, 9723896), (8, 8508409), (13, 5235944), (14, 4861948), (19, 3582488), (26, 2617972), (28, 2430974), (37, 1839656), (38, 1791244), (49, 1389128), (52, 1308986), (56, 1215487), (74, 919828), (76, 895622), (91, 747992), (98, 694564), (104, 654493), (133, 511784), (148, 459914), (152, 447811), (182, 373996), (196, 347282), (247, 275576), (259, 262808), (266, 255892), (296, 229957), (361, 188552), (364, 186998), (392, 173641), (481, 141512), (494, 137788), (518, 131404), (532, 127946), (637, 106856), (703, 96824), (722, 94276), (728, 93499), (931, 73112), (962, 70756), (988, 68894), (1036, 65702), (1064, 63973), (1274, 53428), (1406, 48412), (1444, 47138), (1729, 39368), (1813, 37544), (1862, 36556), (1924, 35378), (1976, 34447), (2072, 32851), (2527, 26936), (2548, 26714), (2812, 24206), (2888, 23569), (3367, 20216), (3458, 19684), (3626, 18772), (3724, 18278), (3848, 17689), (4693, 14504), (4921, 13832), (5054, 13468), (5096, 13357), (5624, 12103), (6734, 10108), (6916, 9842), (7252, 9386), (7448, 9139)]