121595175

素因数分解:

$3^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1$

素因数の和:215

約数の個数: 120

約数和(自身を含む): 252067200

約数和(自身を除く): 130472025

約数列:

[1, 3, 5, 9, 13, 15, 25, 27, 31, 39, 45, 65, 75, 81, 93, 117, 135, 149, 155, 195, 225, 279, 325, 351, 403, 405, 447, 465, 585, 675, 745, 775, 837, 975, 1053, 1209, 1341, 1395, 1755, 1937, 2015, 2025, 2235, 2325, 2511, 2925, 3627, 3725, 4023, 4185, 4619, 5265, 5811, 6045, 6705, 6975, 8775, 9685, 10075, 10881, 11175, 12069, 12555, 13857, 17433, 18135, 20115, 20925, 23095, 26325, 29055, 30225, 32643, 33525, 41571, 48425, 52299, 54405, 60047, 60345, 62775, 69285, 87165, 90675, 100575, 115475, 124713, 145275, 156897, 163215, 180141, 207855, 261495, 272025, 300235, 301725, 346425, 374139, 435825, 540423, 623565, 784485, 816075, 900705, 1039275, 1307475, 1501175, 1621269, 1870695, 2702115, 3117825, 3922425, 4503525, 4863807, 8106345, 9353475, 13510575, 24319035, 40531725, 121595175]

約数ペア:

[(1, 121595175), (3, 40531725), (5, 24319035), (9, 13510575), (13, 9353475), (15, 8106345), (25, 4863807), (27, 4503525), (31, 3922425), (39, 3117825), (45, 2702115), (65, 1870695), (75, 1621269), (81, 1501175), (93, 1307475), (117, 1039275), (135, 900705), (149, 816075), (155, 784485), (195, 623565), (225, 540423), (279, 435825), (325, 374139), (351, 346425), (403, 301725), (405, 300235), (447, 272025), (465, 261495), (585, 207855), (675, 180141), (745, 163215), (775, 156897), (837, 145275), (975, 124713), (1053, 115475), (1209, 100575), (1341, 90675), (1395, 87165), (1755, 69285), (1937, 62775), (2015, 60345), (2025, 60047), (2235, 54405), (2325, 52299), (2511, 48425), (2925, 41571), (3627, 33525), (3725, 32643), (4023, 30225), (4185, 29055), (4619, 26325), (5265, 23095), (5811, 20925), (6045, 20115), (6705, 18135), (6975, 17433), (8775, 13857), (9685, 12555), (10075, 12069), (10881, 11175)]