210388995

素因数分解:

$3^4\times 5^1\times {\mathrm{19}}^2\times {\mathrm{1439}}^1$

素因数の和:1494

約数の個数: 60

約数和(自身を含む): 398312640

約数和(自身を除く): 187923645

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 81, 95, 135, 171, 285, 361, 405, 513, 855, 1083, 1439, 1539, 1805, 2565, 3249, 4317, 5415, 7195, 7695, 9747, 12951, 16245, 21585, 27341, 29241, 38853, 48735, 64755, 82023, 116559, 136705, 146205, 194265, 246069, 410115, 519479, 582795, 738207, 1230345, 1558437, 2214621, 2597395, 3691035, 4675311, 7792185, 11073105, 14025933, 23376555, 42077799, 70129665, 210388995]

約数ペア:

[(1, 210388995), (3, 70129665), (5, 42077799), (9, 23376555), (15, 14025933), (19, 11073105), (27, 7792185), (45, 4675311), (57, 3691035), (81, 2597395), (95, 2214621), (135, 1558437), (171, 1230345), (285, 738207), (361, 582795), (405, 519479), (513, 410115), (855, 246069), (1083, 194265), (1439, 146205), (1539, 136705), (1805, 116559), (2565, 82023), (3249, 64755), (4317, 48735), (5415, 38853), (7195, 29241), (7695, 27341), (9747, 21585), (12951, 16245)]