1323305900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{12041}}^1$

素因数の和:12219

約数の個数: 72

約数和(自身を含む): 3302976096

約数和(自身を除く): 1979670196

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 157, 175, 314, 350, 628, 700, 785, 1099, 1570, 2198, 3140, 3925, 4396, 5495, 7850, 10990, 12041, 15700, 21980, 24082, 27475, 48164, 54950, 60205, 84287, 109900, 120410, 168574, 240820, 301025, 337148, 421435, 602050, 842870, 1204100, 1685740, 1890437, 2107175, 3780874, 4214350, 7561748, 8428700, 9452185, 13233059, 18904370, 26466118, 37808740, 47260925, 52932236, 66165295, 94521850, 132330590, 189043700, 264661180, 330826475, 661652950, 1323305900]

約数ペア:

[(1, 1323305900), (2, 661652950), (4, 330826475), (5, 264661180), (7, 189043700), (10, 132330590), (14, 94521850), (20, 66165295), (25, 52932236), (28, 47260925), (35, 37808740), (50, 26466118), (70, 18904370), (100, 13233059), (140, 9452185), (157, 8428700), (175, 7561748), (314, 4214350), (350, 3780874), (628, 2107175), (700, 1890437), (785, 1685740), (1099, 1204100), (1570, 842870), (2198, 602050), (3140, 421435), (3925, 337148), (4396, 301025), (5495, 240820), (7850, 168574), (10990, 120410), (12041, 109900), (15700, 84287), (21980, 60205), (24082, 54950), (27475, 48164)]