87728640

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{11423}}^1$

素因数の和:11449

約数の個数: 80

約数和(自身を含む): 280482048

約数和(自身を除く): 192753408

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, 11423, 22846, 34269, 45692, 57115, 68538, 91384, 114230, 137076, 171345, 182768, 228460, 274152, 342690, 365536, 456920, 548304, 685380, 731072, 913840, 1096608, 1370760, 1462144, 1827680, 2193216, 2741520, 2924288, 3655360, 4386432, 5483040, 5848576, 7310720, 8772864, 10966080, 14621440, 17545728, 21932160, 29242880, 43864320, 87728640]

約数ペア:

[(1, 87728640), (2, 43864320), (3, 29242880), (4, 21932160), (5, 17545728), (6, 14621440), (8, 10966080), (10, 8772864), (12, 7310720), (15, 5848576), (16, 5483040), (20, 4386432), (24, 3655360), (30, 2924288), (32, 2741520), (40, 2193216), (48, 1827680), (60, 1462144), (64, 1370760), (80, 1096608), (96, 913840), (120, 731072), (128, 685380), (160, 548304), (192, 456920), (240, 365536), (256, 342690), (320, 274152), (384, 228460), (480, 182768), (512, 171345), (640, 137076), (768, 114230), (960, 91384), (1280, 68538), (1536, 57115), (1920, 45692), (2560, 34269), (3840, 22846), (7680, 11423)]