1720343772

素因数分解:

$2^2\times 3^6\times 7^1\times {\mathrm{271}}^1\times {\mathrm{311}}^1$

素因数の和:611

約数の個数: 168

約数和(自身を含む): 5194355712

約数和(自身を除く): 3474011940

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 162, 189, 243, 252, 271, 311, 324, 378, 486, 542, 567, 622, 729, 756, 813, 933, 972, 1084, 1134, 1244, 1458, 1626, 1701, 1866, 1897, 2177, 2268, 2439, 2799, 2916, 3252, 3402, 3732, 3794, 4354, 4878, 5103, 5598, 5691, 6531, 6804, 7317, 7588, 8397, 8708, 9756, 10206, 11196, 11382, 13062, 14634, 16794, 17073, 19593, 20412, 21951, 22764, 25191, 26124, 29268, 33588, 34146, 39186, 43902, 50382, 51219, 58779, 65853, 68292, 75573, 78372, 84281, 87804, 100764, 102438, 117558, 131706, 151146, 153657, 168562, 176337, 197559, 204876, 226719, 235116, 252843, 263412, 302292, 307314, 337124, 352674, 395118, 453438, 460971, 505686, 529011, 589967, 614628, 705348, 758529, 790236, 906876, 921942, 1011372, 1058022, 1179934, 1382913, 1517058, 1587033, 1769901, 1843884, 2116044, 2275587, 2359868, 2765826, 3034116, 3174066, 3539802, 4551174, 5309703, 5531652, 6348132, 6826761, 7079604, 9102348, 10619406, 13653522, 15929109, 20480283, 21238812, 27307044, 31858218, 40960566, 47787327, 61440849, 63716436, 81921132, 95574654, 122881698, 143361981, 191149308, 245763396, 286723962, 430085943, 573447924, 860171886, 1720343772]

約数ペア:

[(1, 1720343772), (2, 860171886), (3, 573447924), (4, 430085943), (6, 286723962), (7, 245763396), (9, 191149308), (12, 143361981), (14, 122881698), (18, 95574654), (21, 81921132), (27, 63716436), (28, 61440849), (36, 47787327), (42, 40960566), (54, 31858218), (63, 27307044), (81, 21238812), (84, 20480283), (108, 15929109), (126, 13653522), (162, 10619406), (189, 9102348), (243, 7079604), (252, 6826761), (271, 6348132), (311, 5531652), (324, 5309703), (378, 4551174), (486, 3539802), (542, 3174066), (567, 3034116), (622, 2765826), (729, 2359868), (756, 2275587), (813, 2116044), (933, 1843884), (972, 1769901), (1084, 1587033), (1134, 1517058), (1244, 1382913), (1458, 1179934), (1626, 1058022), (1701, 1011372), (1866, 921942), (1897, 906876), (2177, 790236), (2268, 758529), (2439, 705348), (2799, 614628), (2916, 589967), (3252, 529011), (3402, 505686), (3732, 460971), (3794, 453438), (4354, 395118), (4878, 352674), (5103, 337124), (5598, 307314), (5691, 302292), (6531, 263412), (6804, 252843), (7317, 235116), (7588, 226719), (8397, 204876), (8708, 197559), (9756, 176337), (10206, 168562), (11196, 153657), (11382, 151146), (13062, 131706), (14634, 117558), (16794, 102438), (17073, 100764), (19593, 87804), (20412, 84281), (21951, 78372), (22764, 75573), (25191, 68292), (26124, 65853), (29268, 58779), (33588, 51219), (34146, 50382), (39186, 43902)]