1285451706

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{541}}^1$

素因数の和:740

約数の個数: 128

約数和(自身を含む): 3321722880

約数和(自身を除く): 2036271174

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 37, 42, 66, 74, 77, 111, 139, 154, 222, 231, 259, 278, 407, 417, 462, 518, 541, 777, 814, 834, 973, 1082, 1221, 1529, 1554, 1623, 1946, 2442, 2849, 2919, 3058, 3246, 3787, 4587, 5143, 5698, 5838, 5951, 7574, 8547, 9174, 10286, 10703, 11361, 11902, 15429, 17094, 17853, 20017, 21406, 22722, 30858, 32109, 35706, 36001, 40034, 41657, 56573, 60051, 64218, 72002, 75199, 83314, 108003, 113146, 120102, 124971, 140119, 150398, 169719, 216006, 220187, 225597, 249942, 280238, 339438, 396011, 420357, 440374, 451194, 526393, 660561, 792022, 827189, 840714, 1052786, 1188033, 1321122, 1541309, 1579179, 1654378, 2376066, 2481567, 2782363, 3082618, 3158358, 4623927, 4963134, 5564726, 5790323, 8347089, 9247854, 11580646, 16694178, 17370969, 19476541, 30605993, 34741938, 38953082, 58429623, 61211986, 91817979, 116859246, 183635958, 214241951, 428483902, 642725853, 1285451706]

約数ペア:

[(1, 1285451706), (2, 642725853), (3, 428483902), (6, 214241951), (7, 183635958), (11, 116859246), (14, 91817979), (21, 61211986), (22, 58429623), (33, 38953082), (37, 34741938), (42, 30605993), (66, 19476541), (74, 17370969), (77, 16694178), (111, 11580646), (139, 9247854), (154, 8347089), (222, 5790323), (231, 5564726), (259, 4963134), (278, 4623927), (407, 3158358), (417, 3082618), (462, 2782363), (518, 2481567), (541, 2376066), (777, 1654378), (814, 1579179), (834, 1541309), (973, 1321122), (1082, 1188033), (1221, 1052786), (1529, 840714), (1554, 827189), (1623, 792022), (1946, 660561), (2442, 526393), (2849, 451194), (2919, 440374), (3058, 420357), (3246, 396011), (3787, 339438), (4587, 280238), (5143, 249942), (5698, 225597), (5838, 220187), (5951, 216006), (7574, 169719), (8547, 150398), (9174, 140119), (10286, 124971), (10703, 120102), (11361, 113146), (11902, 108003), (15429, 83314), (17094, 75199), (17853, 72002), (20017, 64218), (21406, 60051), (22722, 56573), (30858, 41657), (32109, 40034), (35706, 36001)]