320490112

素因数分解:

$2^7\times {\mathrm{41}}^1\times {\mathrm{173}}^1\times {\mathrm{353}}^1$

素因数の和:581

約数の個数: 64

約数和(自身を含む): 659693160

約数和(自身を除く): 339203048

約数列:

[1, 2, 4, 8, 16, 32, 41, 64, 82, 128, 164, 173, 328, 346, 353, 656, 692, 706, 1312, 1384, 1412, 2624, 2768, 2824, 5248, 5536, 5648, 7093, 11072, 11296, 14186, 14473, 22144, 22592, 28372, 28946, 45184, 56744, 57892, 61069, 113488, 115784, 122138, 226976, 231568, 244276, 453952, 463136, 488552, 907904, 926272, 977104, 1852544, 1954208, 2503829, 3908416, 5007658, 7816832, 10015316, 20030632, 40061264, 80122528, 160245056, 320490112]

約数ペア:

[(1, 320490112), (2, 160245056), (4, 80122528), (8, 40061264), (16, 20030632), (32, 10015316), (41, 7816832), (64, 5007658), (82, 3908416), (128, 2503829), (164, 1954208), (173, 1852544), (328, 977104), (346, 926272), (353, 907904), (656, 488552), (692, 463136), (706, 453952), (1312, 244276), (1384, 231568), (1412, 226976), (2624, 122138), (2768, 115784), (2824, 113488), (5248, 61069), (5536, 57892), (5648, 56744), (7093, 45184), (11072, 28946), (11296, 28372), (14186, 22592), (14473, 22144)]