331379152

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{1181}}^1$

素因数の和:1292

約数の個数: 80

約数和(自身を含む): 738702720

約数和(自身を除く): 407323568

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 71, 76, 104, 142, 152, 208, 247, 284, 304, 494, 568, 923, 988, 1136, 1181, 1349, 1846, 1976, 2362, 2698, 3692, 3952, 4724, 5396, 7384, 9448, 10792, 14768, 15353, 17537, 18896, 21584, 22439, 30706, 35074, 44878, 61412, 70148, 83851, 89756, 122824, 140296, 167702, 179512, 245648, 280592, 291707, 335404, 359024, 583414, 670808, 1090063, 1166828, 1341616, 1593169, 2180126, 2333656, 3186338, 4360252, 4667312, 6372676, 8720504, 12745352, 17441008, 20711197, 25490704, 41422394, 82844788, 165689576, 331379152]

約数ペア:

[(1, 331379152), (2, 165689576), (4, 82844788), (8, 41422394), (13, 25490704), (16, 20711197), (19, 17441008), (26, 12745352), (38, 8720504), (52, 6372676), (71, 4667312), (76, 4360252), (104, 3186338), (142, 2333656), (152, 2180126), (208, 1593169), (247, 1341616), (284, 1166828), (304, 1090063), (494, 670808), (568, 583414), (923, 359024), (988, 335404), (1136, 291707), (1181, 280592), (1349, 245648), (1846, 179512), (1976, 167702), (2362, 140296), (2698, 122824), (3692, 89756), (3952, 83851), (4724, 70148), (5396, 61412), (7384, 44878), (9448, 35074), (10792, 30706), (14768, 22439), (15353, 21584), (17537, 18896)]