1910220975

素因数分解:

$3^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{487}}^1$

素因数の和:671

約数の個数: 120

約数和(自身を含む): 3844024800

約数和(自身を除く): 1933803825

約数列:

[1, 3, 5, 9, 13, 15, 25, 27, 39, 45, 65, 75, 81, 117, 135, 149, 195, 225, 325, 351, 405, 447, 487, 585, 675, 745, 975, 1053, 1341, 1461, 1755, 1937, 2025, 2235, 2435, 2925, 3725, 4023, 4383, 5265, 5811, 6331, 6705, 7305, 8775, 9685, 11175, 12069, 12175, 13149, 17433, 18993, 20115, 21915, 26325, 29055, 31655, 33525, 36525, 39447, 48425, 52299, 56979, 60345, 65745, 72563, 87165, 94965, 100575, 109575, 145275, 156897, 158275, 170937, 197235, 217689, 261495, 284895, 301725, 328725, 362815, 435825, 474825, 512811, 653067, 784485, 854685, 943319, 986175, 1088445, 1307475, 1424475, 1814075, 1959201, 2564055, 2829957, 3265335, 3922425, 4273425, 4716595, 5442225, 5877603, 8489871, 9796005, 12820275, 14149785, 16326675, 23582975, 25469613, 29388015, 42449355, 48980025, 70748925, 76408839, 127348065, 146940075, 212246775, 382044195, 636740325, 1910220975]

約数ペア:

[(1, 1910220975), (3, 636740325), (5, 382044195), (9, 212246775), (13, 146940075), (15, 127348065), (25, 76408839), (27, 70748925), (39, 48980025), (45, 42449355), (65, 29388015), (75, 25469613), (81, 23582975), (117, 16326675), (135, 14149785), (149, 12820275), (195, 9796005), (225, 8489871), (325, 5877603), (351, 5442225), (405, 4716595), (447, 4273425), (487, 3922425), (585, 3265335), (675, 2829957), (745, 2564055), (975, 1959201), (1053, 1814075), (1341, 1424475), (1461, 1307475), (1755, 1088445), (1937, 986175), (2025, 943319), (2235, 854685), (2435, 784485), (2925, 653067), (3725, 512811), (4023, 474825), (4383, 435825), (5265, 362815), (5811, 328725), (6331, 301725), (6705, 284895), (7305, 261495), (8775, 217689), (9685, 197235), (11175, 170937), (12069, 158275), (12175, 156897), (13149, 145275), (17433, 109575), (18993, 100575), (20115, 94965), (21915, 87165), (26325, 72563), (29055, 65745), (31655, 60345), (33525, 56979), (36525, 52299), (39447, 48425)]