381450240

素因数分解:

$2^{11}\times 3^2\times 5^1\times {\mathrm{4139}}^1$

素因数の和:4172

約数の個数: 144

約数和(自身を含む): 1322357400

約数和(自身を除く): 940907160

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, 1024, 1152, 1280, 1440, 1536, 1920, 2048, 2304, 2560, 2880, 3072, 3840, 4139, 4608, 5120, 5760, 6144, 7680, 8278, 9216, 10240, 11520, 12417, 15360, 16556, 18432, 20695, 23040, 24834, 30720, 33112, 37251, 41390, 46080, 49668, 62085, 66224, 74502, 82780, 92160, 99336, 124170, 132448, 149004, 165560, 186255, 198672, 248340, 264896, 298008, 331120, 372510, 397344, 496680, 529792, 596016, 662240, 745020, 794688, 993360, 1059584, 1192032, 1324480, 1490040, 1589376, 1986720, 2119168, 2384064, 2648960, 2980080, 3178752, 3973440, 4238336, 4768128, 5297920, 5960160, 6357504, 7946880, 8476672, 9536256, 10595840, 11920320, 12715008, 15893760, 19072512, 21191680, 23840640, 25430016, 31787520, 38145024, 42383360, 47681280, 63575040, 76290048, 95362560, 127150080, 190725120, 381450240]

約数ペア:

[(1, 381450240), (2, 190725120), (3, 127150080), (4, 95362560), (5, 76290048), (6, 63575040), (8, 47681280), (9, 42383360), (10, 38145024), (12, 31787520), (15, 25430016), (16, 23840640), (18, 21191680), (20, 19072512), (24, 15893760), (30, 12715008), (32, 11920320), (36, 10595840), (40, 9536256), (45, 8476672), (48, 7946880), (60, 6357504), (64, 5960160), (72, 5297920), (80, 4768128), (90, 4238336), (96, 3973440), (120, 3178752), (128, 2980080), (144, 2648960), (160, 2384064), (180, 2119168), (192, 1986720), (240, 1589376), (256, 1490040), (288, 1324480), (320, 1192032), (360, 1059584), (384, 993360), (480, 794688), (512, 745020), (576, 662240), (640, 596016), (720, 529792), (768, 496680), (960, 397344), (1024, 372510), (1152, 331120), (1280, 298008), (1440, 264896), (1536, 248340), (1920, 198672), (2048, 186255), (2304, 165560), (2560, 149004), (2880, 132448), (3072, 124170), (3840, 99336), (4139, 92160), (4608, 82780), (5120, 74502), (5760, 66224), (6144, 62085), (7680, 49668), (8278, 46080), (9216, 41390), (10240, 37251), (11520, 33112), (12417, 30720), (15360, 24834), (16556, 23040), (18432, 20695)]