308989072

素因数分解:

$2^4\times 7^1\times {\mathrm{37}}^1\times {\mathrm{173}}^1\times {\mathrm{431}}^1$

素因数の和:656

約数の個数: 80

約数和(自身を含む): 708383232

約数和(自身を除く): 399394160

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 37, 56, 74, 112, 148, 173, 259, 296, 346, 431, 518, 592, 692, 862, 1036, 1211, 1384, 1724, 2072, 2422, 2768, 3017, 3448, 4144, 4844, 6034, 6401, 6896, 9688, 12068, 12802, 15947, 19376, 24136, 25604, 31894, 44807, 48272, 51208, 63788, 74563, 89614, 102416, 111629, 127576, 149126, 179228, 223258, 255152, 298252, 358456, 446516, 521941, 596504, 716912, 893032, 1043882, 1193008, 1786064, 2087764, 2758831, 4175528, 5517662, 8351056, 11035324, 19311817, 22070648, 38623634, 44141296, 77247268, 154494536, 308989072]

約数ペア:

[(1, 308989072), (2, 154494536), (4, 77247268), (7, 44141296), (8, 38623634), (14, 22070648), (16, 19311817), (28, 11035324), (37, 8351056), (56, 5517662), (74, 4175528), (112, 2758831), (148, 2087764), (173, 1786064), (259, 1193008), (296, 1043882), (346, 893032), (431, 716912), (518, 596504), (592, 521941), (692, 446516), (862, 358456), (1036, 298252), (1211, 255152), (1384, 223258), (1724, 179228), (2072, 149126), (2422, 127576), (2768, 111629), (3017, 102416), (3448, 89614), (4144, 74563), (4844, 63788), (6034, 51208), (6401, 48272), (6896, 44807), (9688, 31894), (12068, 25604), (12802, 24136), (15947, 19376)]