216198318290

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{199}}^1\times {\mathrm{811}}^1\times {\mathrm{1229}}^1$

素因数の和:2355

約数の個数: 64

約数和(自身を含む): 395508960000

約数和(自身を除く): 179310641710

約数列:

[1, 2, 5, 10, 109, 199, 218, 398, 545, 811, 995, 1090, 1229, 1622, 1990, 2458, 4055, 6145, 8110, 12290, 21691, 43382, 88399, 108455, 133961, 161389, 176798, 216910, 244571, 267922, 322778, 441995, 489142, 669805, 806945, 883990, 996719, 1222855, 1339610, 1613890, 1993438, 2445710, 4983595, 9967190, 17591401, 26658239, 35182802, 53316478, 87957005, 108642371, 133291195, 175914010, 198347081, 217284742, 266582390, 396694162, 543211855, 991735405, 1086423710, 1983470810, 21619831829, 43239663658, 108099159145, 216198318290]

約数ペア:

[(1, 216198318290), (2, 108099159145), (5, 43239663658), (10, 21619831829), (109, 1983470810), (199, 1086423710), (218, 991735405), (398, 543211855), (545, 396694162), (811, 266582390), (995, 217284742), (1090, 198347081), (1229, 175914010), (1622, 133291195), (1990, 108642371), (2458, 87957005), (4055, 53316478), (6145, 35182802), (8110, 26658239), (12290, 17591401), (21691, 9967190), (43382, 4983595), (88399, 2445710), (108455, 1993438), (133961, 1613890), (161389, 1339610), (176798, 1222855), (216910, 996719), (244571, 883990), (267922, 806945), (322778, 669805), (441995, 489142)]