2016205672

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{389}}^1$

素因数の和:531

約数の個数: 128

約数和(自身を含む): 4468464000

約数和(自身を除く): 2452258328

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 43, 52, 61, 76, 86, 104, 122, 152, 172, 244, 247, 344, 389, 488, 494, 559, 778, 793, 817, 988, 1118, 1159, 1556, 1586, 1634, 1976, 2236, 2318, 2623, 3112, 3172, 3268, 4472, 4636, 5057, 5246, 6344, 6536, 7391, 9272, 10114, 10492, 10621, 14782, 15067, 16727, 20228, 20984, 21242, 23729, 29564, 30134, 33454, 34099, 40456, 42484, 47458, 49837, 59128, 60268, 66908, 68198, 84968, 94916, 96083, 99674, 120536, 133816, 136396, 189832, 192166, 199348, 217451, 272792, 308477, 317813, 384332, 398696, 434902, 450851, 616954, 635626, 647881, 768664, 869804, 901702, 1020347, 1233908, 1271252, 1295762, 1739608, 1803404, 2040694, 2467816, 2542504, 2591524, 3606808, 4081388, 4131569, 5183048, 5861063, 8162776, 8263138, 11722126, 13264511, 16526276, 19386593, 23444252, 26529022, 33052552, 38773186, 46888504, 53058044, 77546372, 106116088, 155092744, 252025709, 504051418, 1008102836, 2016205672]

約数ペア:

[(1, 2016205672), (2, 1008102836), (4, 504051418), (8, 252025709), (13, 155092744), (19, 106116088), (26, 77546372), (38, 53058044), (43, 46888504), (52, 38773186), (61, 33052552), (76, 26529022), (86, 23444252), (104, 19386593), (122, 16526276), (152, 13264511), (172, 11722126), (244, 8263138), (247, 8162776), (344, 5861063), (389, 5183048), (488, 4131569), (494, 4081388), (559, 3606808), (778, 2591524), (793, 2542504), (817, 2467816), (988, 2040694), (1118, 1803404), (1159, 1739608), (1556, 1295762), (1586, 1271252), (1634, 1233908), (1976, 1020347), (2236, 901702), (2318, 869804), (2623, 768664), (3112, 647881), (3172, 635626), (3268, 616954), (4472, 450851), (4636, 434902), (5057, 398696), (5246, 384332), (6344, 317813), (6536, 308477), (7391, 272792), (9272, 217451), (10114, 199348), (10492, 192166), (10621, 189832), (14782, 136396), (15067, 133816), (16727, 120536), (20228, 99674), (20984, 96083), (21242, 94916), (23729, 84968), (29564, 68198), (30134, 66908), (33454, 60268), (34099, 59128), (40456, 49837), (42484, 47458)]