121243275

素因数分解:

$3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{359}}^1$

素因数の和:473

約数の個数: 72

約数和(自身を含む): 232128000

約数和(自身を除く): 110884725

約数列:

[1, 3, 5, 9, 15, 19, 25, 45, 57, 75, 79, 95, 171, 225, 237, 285, 359, 395, 475, 711, 855, 1077, 1185, 1425, 1501, 1795, 1975, 3231, 3555, 4275, 4503, 5385, 5925, 6821, 7505, 8975, 13509, 16155, 17775, 20463, 22515, 26925, 28361, 34105, 37525, 61389, 67545, 80775, 85083, 102315, 112575, 141805, 170525, 255249, 306945, 337725, 425415, 511575, 538859, 709025, 1276245, 1534725, 1616577, 2127075, 2694295, 4849731, 6381225, 8082885, 13471475, 24248655, 40414425, 121243275]

約数ペア:

[(1, 121243275), (3, 40414425), (5, 24248655), (9, 13471475), (15, 8082885), (19, 6381225), (25, 4849731), (45, 2694295), (57, 2127075), (75, 1616577), (79, 1534725), (95, 1276245), (171, 709025), (225, 538859), (237, 511575), (285, 425415), (359, 337725), (395, 306945), (475, 255249), (711, 170525), (855, 141805), (1077, 112575), (1185, 102315), (1425, 85083), (1501, 80775), (1795, 67545), (1975, 61389), (3231, 37525), (3555, 34105), (4275, 28361), (4503, 26925), (5385, 22515), (5925, 20463), (6821, 17775), (7505, 16155), (8975, 13509)]