20624674560

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{767287}}^1$

素因数の和:767318

約数の個数: 144

約数和(自身を含む): 75280160256

約数和(自身を除く): 54655485696

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 256, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 768, 840, 896, 960, 1120, 1280, 1344, 1680, 1792, 1920, 2240, 2688, 3360, 3840, 4480, 5376, 6720, 8960, 13440, 26880, 767287, 1534574, 2301861, 3069148, 3836435, 4603722, 5371009, 6138296, 7672870, 9207444, 10742018, 11509305, 12276592, 15345740, 16113027, 18414888, 21484036, 23018610, 24553184, 26855045, 30691480, 32226054, 36829776, 42968072, 46037220, 49106368, 53710090, 61382960, 64452108, 73659552, 80565135, 85936144, 92074440, 98212736, 107420180, 122765920, 128904216, 147319104, 161130270, 171872288, 184148880, 196425472, 214840360, 245531840, 257808432, 294638208, 322260540, 343744576, 368297760, 429680720, 491063680, 515616864, 589276416, 644521080, 687489152, 736595520, 859361440, 982127360, 1031233728, 1289042160, 1374978304, 1473191040, 1718722880, 2062467456, 2578084320, 2946382080, 3437445760, 4124934912, 5156168640, 6874891520, 10312337280, 20624674560]

約数ペア:

[(1, 20624674560), (2, 10312337280), (3, 6874891520), (4, 5156168640), (5, 4124934912), (6, 3437445760), (7, 2946382080), (8, 2578084320), (10, 2062467456), (12, 1718722880), (14, 1473191040), (15, 1374978304), (16, 1289042160), (20, 1031233728), (21, 982127360), (24, 859361440), (28, 736595520), (30, 687489152), (32, 644521080), (35, 589276416), (40, 515616864), (42, 491063680), (48, 429680720), (56, 368297760), (60, 343744576), (64, 322260540), (70, 294638208), (80, 257808432), (84, 245531840), (96, 214840360), (105, 196425472), (112, 184148880), (120, 171872288), (128, 161130270), (140, 147319104), (160, 128904216), (168, 122765920), (192, 107420180), (210, 98212736), (224, 92074440), (240, 85936144), (256, 80565135), (280, 73659552), (320, 64452108), (336, 61382960), (384, 53710090), (420, 49106368), (448, 46037220), (480, 42968072), (560, 36829776), (640, 32226054), (672, 30691480), (768, 26855045), (840, 24553184), (896, 23018610), (960, 21484036), (1120, 18414888), (1280, 16113027), (1344, 15345740), (1680, 12276592), (1792, 11509305), (1920, 10742018), (2240, 9207444), (2688, 7672870), (3360, 6138296), (3840, 5371009), (4480, 4603722), (5376, 3836435), (6720, 3069148), (8960, 2301861), (13440, 1534574), (26880, 767287)]