123721312

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1423}}^1$

素因数の和:1476

約数の個数: 96

約数和(自身を含む): 301432320

約数和(自身を除く): 177711008

約数列:

[1, 2, 4, 8, 11, 13, 16, 19, 22, 26, 32, 38, 44, 52, 76, 88, 104, 143, 152, 176, 208, 209, 247, 286, 304, 352, 416, 418, 494, 572, 608, 836, 988, 1144, 1423, 1672, 1976, 2288, 2717, 2846, 3344, 3952, 4576, 5434, 5692, 6688, 7904, 10868, 11384, 15653, 18499, 21736, 22768, 27037, 31306, 36998, 43472, 45536, 54074, 62612, 73996, 86944, 108148, 125224, 147992, 203489, 216296, 250448, 295984, 297407, 351481, 406978, 432592, 500896, 591968, 594814, 702962, 813956, 865184, 1189628, 1405924, 1627912, 2379256, 2811848, 3255824, 3866291, 4758512, 5623696, 6511648, 7732582, 9517024, 11247392, 15465164, 30930328, 61860656, 123721312]

約数ペア:

[(1, 123721312), (2, 61860656), (4, 30930328), (8, 15465164), (11, 11247392), (13, 9517024), (16, 7732582), (19, 6511648), (22, 5623696), (26, 4758512), (32, 3866291), (38, 3255824), (44, 2811848), (52, 2379256), (76, 1627912), (88, 1405924), (104, 1189628), (143, 865184), (152, 813956), (176, 702962), (208, 594814), (209, 591968), (247, 500896), (286, 432592), (304, 406978), (352, 351481), (416, 297407), (418, 295984), (494, 250448), (572, 216296), (608, 203489), (836, 147992), (988, 125224), (1144, 108148), (1423, 86944), (1672, 73996), (1976, 62612), (2288, 54074), (2717, 45536), (2846, 43472), (3344, 36998), (3952, 31306), (4576, 27037), (5434, 22768), (5692, 21736), (6688, 18499), (7904, 15653), (10868, 11384)]