289376752

素因数分解:

$2^4\times 7^3\times {\mathrm{67}}^1\times {\mathrm{787}}^1$

素因数の和:883

約数の個数: 80

約数和(自身を含む): 664441600

約数和(自身を除く): 375064848

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 67, 98, 112, 134, 196, 268, 343, 392, 469, 536, 686, 784, 787, 938, 1072, 1372, 1574, 1876, 2744, 3148, 3283, 3752, 5488, 5509, 6296, 6566, 7504, 11018, 12592, 13132, 22036, 22981, 26264, 38563, 44072, 45962, 52528, 52729, 77126, 88144, 91924, 105458, 154252, 183848, 210916, 269941, 308504, 367696, 369103, 421832, 539882, 617008, 738206, 843664, 1079764, 1476412, 2159528, 2583721, 2952824, 4319056, 5167442, 5905648, 10334884, 18086047, 20669768, 36172094, 41339536, 72344188, 144688376, 289376752]

約数ペア:

[(1, 289376752), (2, 144688376), (4, 72344188), (7, 41339536), (8, 36172094), (14, 20669768), (16, 18086047), (28, 10334884), (49, 5905648), (56, 5167442), (67, 4319056), (98, 2952824), (112, 2583721), (134, 2159528), (196, 1476412), (268, 1079764), (343, 843664), (392, 738206), (469, 617008), (536, 539882), (686, 421832), (784, 369103), (787, 367696), (938, 308504), (1072, 269941), (1372, 210916), (1574, 183848), (1876, 154252), (2744, 105458), (3148, 91924), (3283, 88144), (3752, 77126), (5488, 52729), (5509, 52528), (6296, 45962), (6566, 44072), (7504, 38563), (11018, 26264), (12592, 22981), (13132, 22036)]