239857072

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{641}}^1$

素因数の和:926

約数の個数: 80

約数和(自身を含む): 575088192

約数和(自身を除く): 335231120

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 257, 364, 514, 641, 728, 1028, 1282, 1456, 1799, 2056, 2564, 3341, 3598, 4112, 4487, 5128, 6682, 7196, 8333, 8974, 10256, 13364, 14392, 16666, 17948, 23387, 26728, 28784, 33332, 35896, 46774, 53456, 58331, 66664, 71792, 93548, 116662, 133328, 164737, 187096, 233324, 329474, 374192, 466648, 658948, 933296, 1153159, 1317896, 2141581, 2306318, 2635792, 4283162, 4612636, 8566324, 9225272, 14991067, 17132648, 18450544, 29982134, 34265296, 59964268, 119928536, 239857072]

約数ペア:

[(1, 239857072), (2, 119928536), (4, 59964268), (7, 34265296), (8, 29982134), (13, 18450544), (14, 17132648), (16, 14991067), (26, 9225272), (28, 8566324), (52, 4612636), (56, 4283162), (91, 2635792), (104, 2306318), (112, 2141581), (182, 1317896), (208, 1153159), (257, 933296), (364, 658948), (514, 466648), (641, 374192), (728, 329474), (1028, 233324), (1282, 187096), (1456, 164737), (1799, 133328), (2056, 116662), (2564, 93548), (3341, 71792), (3598, 66664), (4112, 58331), (4487, 53456), (5128, 46774), (6682, 35896), (7196, 33332), (8333, 28784), (8974, 26728), (10256, 23387), (13364, 17948), (14392, 16666)]