255028320

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1$

素因数の和:278

約数の個数: 288

約数和(自身を含む): 934053120

約数和(自身を除く): 679024800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 29, 30, 31, 32, 36, 40, 45, 48, 58, 60, 62, 72, 80, 87, 90, 93, 96, 116, 120, 124, 144, 145, 155, 160, 174, 180, 186, 197, 232, 240, 248, 261, 279, 288, 290, 310, 348, 360, 372, 394, 435, 464, 465, 480, 496, 522, 558, 580, 591, 620, 696, 720, 744, 788, 870, 899, 928, 930, 985, 992, 1044, 1116, 1160, 1182, 1240, 1305, 1392, 1395, 1440, 1488, 1576, 1740, 1773, 1798, 1860, 1970, 2088, 2232, 2320, 2364, 2480, 2610, 2697, 2784, 2790, 2955, 2976, 3152, 3480, 3546, 3596, 3720, 3940, 4176, 4464, 4495, 4640, 4728, 4960, 5220, 5394, 5580, 5713, 5910, 6107, 6304, 6960, 7092, 7192, 7440, 7880, 8091, 8352, 8865, 8928, 8990, 9456, 10440, 10788, 11160, 11426, 11820, 12214, 13485, 13920, 14184, 14384, 14880, 15760, 16182, 17139, 17730, 17980, 18321, 18912, 20880, 21576, 22320, 22852, 23640, 24428, 26970, 28368, 28565, 28768, 30535, 31520, 32364, 34278, 35460, 35960, 36642, 40455, 41760, 43152, 44640, 45704, 47280, 48856, 51417, 53940, 54963, 56736, 57130, 61070, 64728, 68556, 70920, 71920, 73284, 80910, 85695, 86304, 91408, 91605, 94560, 97712, 102834, 107880, 109926, 114260, 122140, 129456, 137112, 141840, 143840, 146568, 161820, 171390, 177103, 182816, 183210, 195424, 205668, 215760, 219852, 228520, 244280, 257085, 258912, 274224, 274815, 283680, 293136, 323640, 342780, 354206, 366420, 411336, 431520, 439704, 457040, 488560, 514170, 531309, 548448, 549630, 586272, 647280, 685560, 708412, 732840, 822672, 879408, 885515, 914080, 977120, 1028340, 1062618, 1099260, 1294560, 1371120, 1416824, 1465680, 1593927, 1645344, 1758816, 1771030, 2056680, 2125236, 2198520, 2656545, 2742240, 2833648, 2931360, 3187854, 3542060, 4113360, 4250472, 4397040, 5313090, 5667296, 6375708, 7084120, 7969635, 8226720, 8500944, 8794080, 10626180, 12751416, 14168240, 15939270, 17001888, 21252360, 25502832, 28336480, 31878540, 42504720, 51005664, 63757080, 85009440, 127514160, 255028320]

約数ペア:

[(1, 255028320), (2, 127514160), (3, 85009440), (4, 63757080), (5, 51005664), (6, 42504720), (8, 31878540), (9, 28336480), (10, 25502832), (12, 21252360), (15, 17001888), (16, 15939270), (18, 14168240), (20, 12751416), (24, 10626180), (29, 8794080), (30, 8500944), (31, 8226720), (32, 7969635), (36, 7084120), (40, 6375708), (45, 5667296), (48, 5313090), (58, 4397040), (60, 4250472), (62, 4113360), (72, 3542060), (80, 3187854), (87, 2931360), (90, 2833648), (93, 2742240), (96, 2656545), (116, 2198520), (120, 2125236), (124, 2056680), (144, 1771030), (145, 1758816), (155, 1645344), (160, 1593927), (174, 1465680), (180, 1416824), (186, 1371120), (197, 1294560), (232, 1099260), (240, 1062618), (248, 1028340), (261, 977120), (279, 914080), (288, 885515), (290, 879408), (310, 822672), (348, 732840), (360, 708412), (372, 685560), (394, 647280), (435, 586272), (464, 549630), (465, 548448), (480, 531309), (496, 514170), (522, 488560), (558, 457040), (580, 439704), (591, 431520), (620, 411336), (696, 366420), (720, 354206), (744, 342780), (788, 323640), (870, 293136), (899, 283680), (928, 274815), (930, 274224), (985, 258912), (992, 257085), (1044, 244280), (1116, 228520), (1160, 219852), (1182, 215760), (1240, 205668), (1305, 195424), (1392, 183210), (1395, 182816), (1440, 177103), (1488, 171390), (1576, 161820), (1740, 146568), (1773, 143840), (1798, 141840), (1860, 137112), (1970, 129456), (2088, 122140), (2232, 114260), (2320, 109926), (2364, 107880), (2480, 102834), (2610, 97712), (2697, 94560), (2784, 91605), (2790, 91408), (2955, 86304), (2976, 85695), (3152, 80910), (3480, 73284), (3546, 71920), (3596, 70920), (3720, 68556), (3940, 64728), (4176, 61070), (4464, 57130), (4495, 56736), (4640, 54963), (4728, 53940), (4960, 51417), (5220, 48856), (5394, 47280), (5580, 45704), (5713, 44640), (5910, 43152), (6107, 41760), (6304, 40455), (6960, 36642), (7092, 35960), (7192, 35460), (7440, 34278), (7880, 32364), (8091, 31520), (8352, 30535), (8865, 28768), (8928, 28565), (8990, 28368), (9456, 26970), (10440, 24428), (10788, 23640), (11160, 22852), (11426, 22320), (11820, 21576), (12214, 20880), (13485, 18912), (13920, 18321), (14184, 17980), (14384, 17730), (14880, 17139), (15760, 16182)]