163851520

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{18287}}^1$

素因数の和:18315

約数の個数: 72

約数和(自身を含む): 448568064

約数和(自身を除く): 284716544

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 560, 640, 896, 1120, 1280, 1792, 2240, 4480, 8960, 18287, 36574, 73148, 91435, 128009, 146296, 182870, 256018, 292592, 365740, 512036, 585184, 640045, 731480, 1024072, 1170368, 1280090, 1462960, 2048144, 2340736, 2560180, 2925920, 4096288, 4681472, 5120360, 5851840, 8192576, 10240720, 11703680, 16385152, 20481440, 23407360, 32770304, 40962880, 81925760, 163851520]

約数ペア:

[(1, 163851520), (2, 81925760), (4, 40962880), (5, 32770304), (7, 23407360), (8, 20481440), (10, 16385152), (14, 11703680), (16, 10240720), (20, 8192576), (28, 5851840), (32, 5120360), (35, 4681472), (40, 4096288), (56, 2925920), (64, 2560180), (70, 2340736), (80, 2048144), (112, 1462960), (128, 1280090), (140, 1170368), (160, 1024072), (224, 731480), (256, 640045), (280, 585184), (320, 512036), (448, 365740), (560, 292592), (640, 256018), (896, 182870), (1120, 146296), (1280, 128009), (1792, 91435), (2240, 73148), (4480, 36574), (8960, 18287)]