306500.0000000

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:189

約数の個数: 64

約数和(自身を含む): 19906560

約数和(自身を除く): 11392098

約数列:

[1, 2, 3, 6, 11, 22, 23, 33, 46, 66, 69, 71, 79, 138, 142, 158, 213, 237, 253, 426, 474, 506, 759, 781, 869, 1518, 1562, 1633, 1738, 1817, 2343, 2607, 3266, 3634, 4686, 4899, 5214, 5451, 5609, 9798, 10902, 11218, 16827, 17963, 19987, 33654, 35926, 39974, 53889, 59961, 61699, 107778, 119922, 123398, 129007, 185097, 258014, 370194, 387021, 774042, 1419077, 2838154, 4257231, 8514462]

約数ペア:

[(1, 8514462), (2, 4257231), (3, 2838154), (6, 1419077), (11, 774042), (22, 387021), (23, 370194), (33, 258014), (46, 185097), (66, 129007), (69, 123398), (71, 119922), (79, 107778), (138, 61699), (142, 59961), (158, 53889), (213, 39974), (237, 35926), (253, 33654), (426, 19987), (474, 17963), (506, 16827), (759, 11218), (781, 10902), (869, 9798), (1518, 5609), (1562, 5451), (1633, 5214), (1738, 4899), (1817, 4686), (2343, 3634), (2607, 3266)]