201131520

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{26189}}^1$

素因数の和:26215

約数の個数: 80

約数和(自身を含む): 643016880

約数和(自身を除く): 441885360

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, 256, 320, 384, 480, 512, 640, 768, 960, 1280, 1536, 1920, 2560, 3840, 7680, 26189, 52378, 78567, 104756, 130945, 157134, 209512, 261890, 314268, 392835, 419024, 523780, 628536, 785670, 838048, 1047560, 1257072, 1571340, 1676096, 2095120, 2514144, 3142680, 3352192, 4190240, 5028288, 6285360, 6704384, 8380480, 10056576, 12570720, 13408768, 16760960, 20113152, 25141440, 33521920, 40226304, 50282880, 67043840, 100565760, 201131520]

約数ペア:

[(1, 201131520), (2, 100565760), (3, 67043840), (4, 50282880), (5, 40226304), (6, 33521920), (8, 25141440), (10, 20113152), (12, 16760960), (15, 13408768), (16, 12570720), (20, 10056576), (24, 8380480), (30, 6704384), (32, 6285360), (40, 5028288), (48, 4190240), (60, 3352192), (64, 3142680), (80, 2514144), (96, 2095120), (120, 1676096), (128, 1571340), (160, 1257072), (192, 1047560), (240, 838048), (256, 785670), (320, 628536), (384, 523780), (480, 419024), (512, 392835), (640, 314268), (768, 261890), (960, 209512), (1280, 157134), (1536, 130945), (1920, 104756), (2560, 78567), (3840, 52378), (7680, 26189)]