121037440

素因数分解:

$2^7\times 5^1\times {\mathrm{379}}^1\times {\mathrm{499}}^1$

素因数の和:897

約数の個数: 64

約数和(自身を含む): 290700000

約数和(自身を除く): 169662560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 379, 499, 640, 758, 998, 1516, 1895, 1996, 2495, 3032, 3790, 3992, 4990, 6064, 7580, 7984, 9980, 12128, 15160, 15968, 19960, 24256, 30320, 31936, 39920, 48512, 60640, 63872, 79840, 121280, 159680, 189121, 242560, 319360, 378242, 756484, 945605, 1512968, 1891210, 3025936, 3782420, 6051872, 7564840, 12103744, 15129680, 24207488, 30259360, 60518720, 121037440]

約数ペア:

[(1, 121037440), (2, 60518720), (4, 30259360), (5, 24207488), (8, 15129680), (10, 12103744), (16, 7564840), (20, 6051872), (32, 3782420), (40, 3025936), (64, 1891210), (80, 1512968), (128, 945605), (160, 756484), (320, 378242), (379, 319360), (499, 242560), (640, 189121), (758, 159680), (998, 121280), (1516, 79840), (1895, 63872), (1996, 60640), (2495, 48512), (3032, 39920), (3790, 31936), (3992, 30320), (4990, 24256), (6064, 19960), (7580, 15968), (7984, 15160), (9980, 12128)]