80557440

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{41957}}^1$

素因数の和:41979

約数の個数: 64

約数和(自身を含む): 256782960

約数和(自身を除く): 176225520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 41957, 83914, 125871, 167828, 209785, 251742, 335656, 419570, 503484, 629355, 671312, 839140, 1006968, 1258710, 1342624, 1678280, 2013936, 2517420, 2685248, 3356560, 4027872, 5034840, 5370496, 6713120, 8055744, 10069680, 13426240, 16111488, 20139360, 26852480, 40278720, 80557440]

約数ペア:

[(1, 80557440), (2, 40278720), (3, 26852480), (4, 20139360), (5, 16111488), (6, 13426240), (8, 10069680), (10, 8055744), (12, 6713120), (15, 5370496), (16, 5034840), (20, 4027872), (24, 3356560), (30, 2685248), (32, 2517420), (40, 2013936), (48, 1678280), (60, 1342624), (64, 1258710), (80, 1006968), (96, 839140), (120, 671312), (128, 629355), (160, 503484), (192, 419570), (240, 335656), (320, 251742), (384, 209785), (480, 167828), (640, 125871), (960, 83914), (1920, 41957)]