221920760

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{10069}}^1$

素因数の和:10128

約数の個数: 64

約数和(自身を含む): 543780000

約数和(自身を除く): 321859240

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 29, 38, 40, 58, 76, 95, 116, 145, 152, 190, 232, 290, 380, 551, 580, 760, 1102, 1160, 2204, 2755, 4408, 5510, 10069, 11020, 20138, 22040, 40276, 50345, 80552, 100690, 191311, 201380, 292001, 382622, 402760, 584002, 765244, 956555, 1168004, 1460005, 1530488, 1913110, 2336008, 2920010, 3826220, 5548019, 5840020, 7652440, 11096038, 11680040, 22192076, 27740095, 44384152, 55480190, 110960380, 221920760]

約数ペア:

[(1, 221920760), (2, 110960380), (4, 55480190), (5, 44384152), (8, 27740095), (10, 22192076), (19, 11680040), (20, 11096038), (29, 7652440), (38, 5840020), (40, 5548019), (58, 3826220), (76, 2920010), (95, 2336008), (116, 1913110), (145, 1530488), (152, 1460005), (190, 1168004), (232, 956555), (290, 765244), (380, 584002), (551, 402760), (580, 382622), (760, 292001), (1102, 201380), (1160, 191311), (2204, 100690), (2755, 80552), (4408, 50345), (5510, 40276), (10069, 22040), (11020, 20138)]