201662865

素因数分解:

$3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{359}}^1$

素因数の和:468

約数の個数: 80

約数和(自身を含む): 386812800

約数和(自身を除く): 185149935

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 73, 81, 95, 135, 171, 219, 285, 359, 365, 405, 513, 657, 855, 1077, 1095, 1387, 1539, 1795, 1971, 2565, 3231, 3285, 4161, 5385, 5913, 6821, 6935, 7695, 9693, 9855, 12483, 16155, 20463, 20805, 26207, 29079, 29565, 34105, 37449, 48465, 61389, 62415, 78621, 102315, 112347, 131035, 145395, 184167, 187245, 235863, 306945, 393105, 497933, 552501, 561735, 707589, 920835, 1179315, 1493799, 2122767, 2489665, 2762505, 3537945, 4481397, 7468995, 10613835, 13444191, 22406985, 40332573, 67220955, 201662865]

約数ペア:

[(1, 201662865), (3, 67220955), (5, 40332573), (9, 22406985), (15, 13444191), (19, 10613835), (27, 7468995), (45, 4481397), (57, 3537945), (73, 2762505), (81, 2489665), (95, 2122767), (135, 1493799), (171, 1179315), (219, 920835), (285, 707589), (359, 561735), (365, 552501), (405, 497933), (513, 393105), (657, 306945), (855, 235863), (1077, 187245), (1095, 184167), (1387, 145395), (1539, 131035), (1795, 112347), (1971, 102315), (2565, 78621), (3231, 62415), (3285, 61389), (4161, 48465), (5385, 37449), (5913, 34105), (6821, 29565), (6935, 29079), (7695, 26207), (9693, 20805), (9855, 20463), (12483, 16155)]