21114266880

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{785501}}^1$

素因数の和:785532

約数の個数: 144

約数和(自身を含む): 77067172224

約数和(自身を除く): 55952905344

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, 785501, 1571002, 2356503, 3142004, 3927505, 4713006, 5498507, 6284008, 7855010, 9426012, 10997014, 11782515, 12568016, 15710020, 16495521, 18852024, 21994028, 23565030, 25136032, 27492535, 31420040, 32991042, 37704048, 43988056, 47130060, 50272064, 54985070, 62840080, 65982084, 75408096, 82477605, 87976112, 94260120, 100544128, 109970140, 125680160, 131964168, 150816192, 164955210, 175952224, 188520240, 201088256, 219940280, 251360320, 263928336, 301632384, 329910420, 351904448, 377040480, 439880560, 502720640, 527856672, 603264768, 659820840, 703808896, 754080960, 879761120, 1005441280, 1055713344, 1319641680, 1407617792, 1508161920, 1759522240, 2111426688, 2639283360, 3016323840, 3519044480, 4222853376, 5278566720, 7038088960, 10557133440, 21114266880]

約数ペア:

[(1, 21114266880), (2, 10557133440), (3, 7038088960), (4, 5278566720), (5, 4222853376), (6, 3519044480), (7, 3016323840), (8, 2639283360), (10, 2111426688), (12, 1759522240), (14, 1508161920), (15, 1407617792), (16, 1319641680), (20, 1055713344), (21, 1005441280), (24, 879761120), (28, 754080960), (30, 703808896), (32, 659820840), (35, 603264768), (40, 527856672), (42, 502720640), (48, 439880560), (56, 377040480), (60, 351904448), (64, 329910420), (70, 301632384), (80, 263928336), (84, 251360320), (96, 219940280), (105, 201088256), (112, 188520240), (120, 175952224), (128, 164955210), (140, 150816192), (160, 131964168), (168, 125680160), (192, 109970140), (210, 100544128), (224, 94260120), (240, 87976112), (256, 82477605), (280, 75408096), (320, 65982084), (336, 62840080), (384, 54985070), (420, 50272064), (448, 47130060), (480, 43988056), (560, 37704048), (640, 32991042), (672, 31420040), (768, 27492535), (840, 25136032), (896, 23565030), (960, 21994028), (1120, 18852024), (1280, 16495521), (1344, 15710020), (1680, 12568016), (1792, 11782515), (1920, 10997014), (2240, 9426012), (2688, 7855010), (3360, 6284008), (3840, 5498507), (4480, 4713006), (5376, 3927505), (6720, 3142004), (8960, 2356503), (13440, 1571002), (26880, 785501)]