1256785920

素因数分解:

$2^{11}\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1049}}^1$

素因数の和:1095

約数の個数: 288

約数和(自身を含む): 4695327000

約数和(自身を除く): 3438541080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 64, 65, 72, 78, 80, 90, 96, 104, 117, 120, 128, 130, 144, 156, 160, 180, 192, 195, 208, 234, 240, 256, 260, 288, 312, 320, 360, 384, 390, 416, 468, 480, 512, 520, 576, 585, 624, 640, 720, 768, 780, 832, 936, 960, 1024, 1040, 1049, 1152, 1170, 1248, 1280, 1440, 1536, 1560, 1664, 1872, 1920, 2048, 2080, 2098, 2304, 2340, 2496, 2560, 2880, 3072, 3120, 3147, 3328, 3744, 3840, 4160, 4196, 4608, 4680, 4992, 5120, 5245, 5760, 6144, 6240, 6294, 6656, 7488, 7680, 8320, 8392, 9216, 9360, 9441, 9984, 10240, 10490, 11520, 12480, 12588, 13312, 13637, 14976, 15360, 15735, 16640, 16784, 18432, 18720, 18882, 19968, 20980, 23040, 24960, 25176, 26624, 27274, 29952, 30720, 31470, 33280, 33568, 37440, 37764, 39936, 40911, 41960, 46080, 47205, 49920, 50352, 54548, 59904, 62940, 66560, 67136, 68185, 74880, 75528, 79872, 81822, 83920, 92160, 94410, 99840, 100704, 109096, 119808, 122733, 125880, 133120, 134272, 136370, 149760, 151056, 163644, 167840, 188820, 199680, 201408, 204555, 218192, 239616, 245466, 251760, 268544, 272740, 299520, 302112, 327288, 335680, 377640, 399360, 402816, 409110, 436384, 490932, 503520, 537088, 545480, 599040, 604224, 613665, 654576, 671360, 755280, 805632, 818220, 872768, 981864, 1007040, 1074176, 1090960, 1198080, 1208448, 1227330, 1309152, 1342720, 1510560, 1611264, 1636440, 1745536, 1963728, 2014080, 2148352, 2181920, 2416896, 2454660, 2618304, 2685440, 3021120, 3222528, 3272880, 3491072, 3927456, 4028160, 4363840, 4833792, 4909320, 5236608, 5370880, 6042240, 6445056, 6545760, 6982144, 7854912, 8056320, 8727680, 9667584, 9818640, 10473216, 10741760, 12084480, 13091520, 13964288, 15709824, 16112640, 17455360, 19335168, 19637280, 20946432, 24168960, 26183040, 27928576, 31419648, 32225280, 34910720, 39274560, 41892864, 48337920, 52366080, 62839296, 69821440, 78549120, 83785728, 96675840, 104732160, 125678592, 139642880, 157098240, 209464320, 251357184, 314196480, 418928640, 628392960, 1256785920]

約数ペア:

[(1, 1256785920), (2, 628392960), (3, 418928640), (4, 314196480), (5, 251357184), (6, 209464320), (8, 157098240), (9, 139642880), (10, 125678592), (12, 104732160), (13, 96675840), (15, 83785728), (16, 78549120), (18, 69821440), (20, 62839296), (24, 52366080), (26, 48337920), (30, 41892864), (32, 39274560), (36, 34910720), (39, 32225280), (40, 31419648), (45, 27928576), (48, 26183040), (52, 24168960), (60, 20946432), (64, 19637280), (65, 19335168), (72, 17455360), (78, 16112640), (80, 15709824), (90, 13964288), (96, 13091520), (104, 12084480), (117, 10741760), (120, 10473216), (128, 9818640), (130, 9667584), (144, 8727680), (156, 8056320), (160, 7854912), (180, 6982144), (192, 6545760), (195, 6445056), (208, 6042240), (234, 5370880), (240, 5236608), (256, 4909320), (260, 4833792), (288, 4363840), (312, 4028160), (320, 3927456), (360, 3491072), (384, 3272880), (390, 3222528), (416, 3021120), (468, 2685440), (480, 2618304), (512, 2454660), (520, 2416896), (576, 2181920), (585, 2148352), (624, 2014080), (640, 1963728), (720, 1745536), (768, 1636440), (780, 1611264), (832, 1510560), (936, 1342720), (960, 1309152), (1024, 1227330), (1040, 1208448), (1049, 1198080), (1152, 1090960), (1170, 1074176), (1248, 1007040), (1280, 981864), (1440, 872768), (1536, 818220), (1560, 805632), (1664, 755280), (1872, 671360), (1920, 654576), (2048, 613665), (2080, 604224), (2098, 599040), (2304, 545480), (2340, 537088), (2496, 503520), (2560, 490932), (2880, 436384), (3072, 409110), (3120, 402816), (3147, 399360), (3328, 377640), (3744, 335680), (3840, 327288), (4160, 302112), (4196, 299520), (4608, 272740), (4680, 268544), (4992, 251760), (5120, 245466), (5245, 239616), (5760, 218192), (6144, 204555), (6240, 201408), (6294, 199680), (6656, 188820), (7488, 167840), (7680, 163644), (8320, 151056), (8392, 149760), (9216, 136370), (9360, 134272), (9441, 133120), (9984, 125880), (10240, 122733), (10490, 119808), (11520, 109096), (12480, 100704), (12588, 99840), (13312, 94410), (13637, 92160), (14976, 83920), (15360, 81822), (15735, 79872), (16640, 75528), (16784, 74880), (18432, 68185), (18720, 67136), (18882, 66560), (19968, 62940), (20980, 59904), (23040, 54548), (24960, 50352), (25176, 49920), (26624, 47205), (27274, 46080), (29952, 41960), (30720, 40911), (31470, 39936), (33280, 37764), (33568, 37440)]