138967472

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{739}}^1$

素因数の和:850

約数の個数: 80

約数和(自身を含む): 325931520

約数和(自身を除く): 186964048

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 56, 73, 92, 112, 146, 161, 184, 292, 322, 368, 511, 584, 644, 739, 1022, 1168, 1288, 1478, 1679, 2044, 2576, 2956, 3358, 4088, 5173, 5912, 6716, 8176, 10346, 11753, 11824, 13432, 16997, 20692, 23506, 26864, 33994, 41384, 47012, 53947, 67988, 82768, 94024, 107894, 118979, 135976, 188048, 215788, 237958, 271952, 377629, 431576, 475916, 755258, 863152, 951832, 1240781, 1510516, 1903664, 2481562, 3021032, 4963124, 6042064, 8685467, 9926248, 17370934, 19852496, 34741868, 69483736, 138967472]

約数ペア:

[(1, 138967472), (2, 69483736), (4, 34741868), (7, 19852496), (8, 17370934), (14, 9926248), (16, 8685467), (23, 6042064), (28, 4963124), (46, 3021032), (56, 2481562), (73, 1903664), (92, 1510516), (112, 1240781), (146, 951832), (161, 863152), (184, 755258), (292, 475916), (322, 431576), (368, 377629), (511, 271952), (584, 237958), (644, 215788), (739, 188048), (1022, 135976), (1168, 118979), (1288, 107894), (1478, 94024), (1679, 82768), (2044, 67988), (2576, 53947), (2956, 47012), (3358, 41384), (4088, 33994), (5173, 26864), (5912, 23506), (6716, 20692), (8176, 16997), (10346, 13432), (11753, 11824)]