263185920

素因数分解:

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

素因数の和:11452

約数の個数: 120

約数和(自身を含む): 911566656

約数和(自身を除く): 648380736

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 512, 576, 640, 720, 768, 960, 1152, 1280, 1440, 1536, 1920, 2304, 2560, 2880, 3840, 4608, 5760, 7680, 11423, 11520, 22846, 23040, 34269, 45692, 57115, 68538, 91384, 102807, 114230, 137076, 171345, 182768, 205614, 228460, 274152, 342690, 365536, 411228, 456920, 514035, 548304, 685380, 731072, 822456, 913840, 1028070, 1096608, 1370760, 1462144, 1644912, 1827680, 2056140, 2193216, 2741520, 2924288, 3289824, 3655360, 4112280, 4386432, 5483040, 5848576, 6579648, 7310720, 8224560, 8772864, 10966080, 13159296, 14621440, 16449120, 17545728, 21932160, 26318592, 29242880, 32898240, 43864320, 52637184, 65796480, 87728640, 131592960, 263185920]

約数ペア:

[(1, 263185920), (2, 131592960), (3, 87728640), (4, 65796480), (5, 52637184), (6, 43864320), (8, 32898240), (9, 29242880), (10, 26318592), (12, 21932160), (15, 17545728), (16, 16449120), (18, 14621440), (20, 13159296), (24, 10966080), (30, 8772864), (32, 8224560), (36, 7310720), (40, 6579648), (45, 5848576), (48, 5483040), (60, 4386432), (64, 4112280), (72, 3655360), (80, 3289824), (90, 2924288), (96, 2741520), (120, 2193216), (128, 2056140), (144, 1827680), (160, 1644912), (180, 1462144), (192, 1370760), (240, 1096608), (256, 1028070), (288, 913840), (320, 822456), (360, 731072), (384, 685380), (480, 548304), (512, 514035), (576, 456920), (640, 411228), (720, 365536), (768, 342690), (960, 274152), (1152, 228460), (1280, 205614), (1440, 182768), (1536, 171345), (1920, 137076), (2304, 114230), (2560, 102807), (2880, 91384), (3840, 68538), (4608, 57115), (5760, 45692), (7680, 34269), (11423, 23040), (11520, 22846)]