222696945

素因数分解:

$3^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{283}}^1$

素因数の和:396

約数の個数: 80

約数和(自身を含む): 420615360

約数和(自身を除く): 197918415

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 67, 81, 87, 135, 145, 201, 261, 283, 335, 405, 435, 603, 783, 849, 1005, 1305, 1415, 1809, 1943, 2349, 2547, 3015, 3915, 4245, 5427, 5829, 7641, 8207, 9045, 9715, 11745, 12735, 17487, 18961, 22923, 24621, 27135, 29145, 38205, 41035, 52461, 56883, 73863, 87435, 94805, 114615, 123105, 157383, 170649, 221589, 262305, 284415, 369315, 511947, 549869, 664767, 786915, 853245, 1107945, 1535841, 1649607, 2559735, 2749345, 3323835, 4948821, 7679205, 8248035, 14846463, 24744105, 44539389, 74232315, 222696945]

約数ペア:

[(1, 222696945), (3, 74232315), (5, 44539389), (9, 24744105), (15, 14846463), (27, 8248035), (29, 7679205), (45, 4948821), (67, 3323835), (81, 2749345), (87, 2559735), (135, 1649607), (145, 1535841), (201, 1107945), (261, 853245), (283, 786915), (335, 664767), (405, 549869), (435, 511947), (603, 369315), (783, 284415), (849, 262305), (1005, 221589), (1305, 170649), (1415, 157383), (1809, 123105), (1943, 114615), (2349, 94805), (2547, 87435), (3015, 73863), (3915, 56883), (4245, 52461), (5427, 41035), (5829, 38205), (7641, 29145), (8207, 27135), (9045, 24621), (9715, 22923), (11745, 18961), (12735, 17487)]