1213808640

素因数分解:

$2^{14}\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{449}}^1$

素因数の和:496

約数の個数: 240

約数和(自身を含む): 4246603200

約数和(自身を除く): 3032794560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 64, 66, 80, 88, 96, 110, 120, 128, 132, 160, 165, 176, 192, 220, 240, 256, 264, 320, 330, 352, 384, 440, 449, 480, 512, 528, 640, 660, 704, 768, 880, 898, 960, 1024, 1056, 1280, 1320, 1347, 1408, 1536, 1760, 1796, 1920, 2048, 2112, 2245, 2560, 2640, 2694, 2816, 3072, 3520, 3592, 3840, 4096, 4224, 4490, 4939, 5120, 5280, 5388, 5632, 6144, 6735, 7040, 7184, 7680, 8192, 8448, 8980, 9878, 10240, 10560, 10776, 11264, 12288, 13470, 14080, 14368, 14817, 15360, 16384, 16896, 17960, 19756, 20480, 21120, 21552, 22528, 24576, 24695, 26940, 28160, 28736, 29634, 30720, 33792, 35920, 39512, 40960, 42240, 43104, 45056, 49152, 49390, 53880, 56320, 57472, 59268, 61440, 67584, 71840, 74085, 79024, 81920, 84480, 86208, 90112, 98780, 107760, 112640, 114944, 118536, 122880, 135168, 143680, 148170, 158048, 168960, 172416, 180224, 197560, 215520, 225280, 229888, 237072, 245760, 270336, 287360, 296340, 316096, 337920, 344832, 395120, 431040, 450560, 459776, 474144, 540672, 574720, 592680, 632192, 675840, 689664, 790240, 862080, 901120, 919552, 948288, 1149440, 1185360, 1264384, 1351680, 1379328, 1580480, 1724160, 1839104, 1896576, 2298880, 2370720, 2528768, 2703360, 2758656, 3160960, 3448320, 3678208, 3793152, 4597760, 4741440, 5057536, 5517312, 6321920, 6896640, 7356416, 7586304, 9195520, 9482880, 10115072, 11034624, 12643840, 13793280, 15172608, 18391040, 18965760, 20230144, 22069248, 25287680, 27586560, 30345216, 36782080, 37931520, 40460288, 50575360, 55173120, 60690432, 75863040, 80920576, 101150720, 110346240, 121380864, 151726080, 202301440, 242761728, 303452160, 404602880, 606904320, 1213808640]

約数ペア:

[(1, 1213808640), (2, 606904320), (3, 404602880), (4, 303452160), (5, 242761728), (6, 202301440), (8, 151726080), (10, 121380864), (11, 110346240), (12, 101150720), (15, 80920576), (16, 75863040), (20, 60690432), (22, 55173120), (24, 50575360), (30, 40460288), (32, 37931520), (33, 36782080), (40, 30345216), (44, 27586560), (48, 25287680), (55, 22069248), (60, 20230144), (64, 18965760), (66, 18391040), (80, 15172608), (88, 13793280), (96, 12643840), (110, 11034624), (120, 10115072), (128, 9482880), (132, 9195520), (160, 7586304), (165, 7356416), (176, 6896640), (192, 6321920), (220, 5517312), (240, 5057536), (256, 4741440), (264, 4597760), (320, 3793152), (330, 3678208), (352, 3448320), (384, 3160960), (440, 2758656), (449, 2703360), (480, 2528768), (512, 2370720), (528, 2298880), (640, 1896576), (660, 1839104), (704, 1724160), (768, 1580480), (880, 1379328), (898, 1351680), (960, 1264384), (1024, 1185360), (1056, 1149440), (1280, 948288), (1320, 919552), (1347, 901120), (1408, 862080), (1536, 790240), (1760, 689664), (1796, 675840), (1920, 632192), (2048, 592680), (2112, 574720), (2245, 540672), (2560, 474144), (2640, 459776), (2694, 450560), (2816, 431040), (3072, 395120), (3520, 344832), (3592, 337920), (3840, 316096), (4096, 296340), (4224, 287360), (4490, 270336), (4939, 245760), (5120, 237072), (5280, 229888), (5388, 225280), (5632, 215520), (6144, 197560), (6735, 180224), (7040, 172416), (7184, 168960), (7680, 158048), (8192, 148170), (8448, 143680), (8980, 135168), (9878, 122880), (10240, 118536), (10560, 114944), (10776, 112640), (11264, 107760), (12288, 98780), (13470, 90112), (14080, 86208), (14368, 84480), (14817, 81920), (15360, 79024), (16384, 74085), (16896, 71840), (17960, 67584), (19756, 61440), (20480, 59268), (21120, 57472), (21552, 56320), (22528, 53880), (24576, 49390), (24695, 49152), (26940, 45056), (28160, 43104), (28736, 42240), (29634, 40960), (30720, 39512), (33792, 35920)]