240774240

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{353}}^1$

素因数の和:414

約数の個数: 288

約数和(自身を含む): 915274080

約数和(自身を除く): 674499840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 29, 30, 32, 35, 40, 42, 48, 49, 56, 58, 60, 70, 80, 84, 87, 96, 98, 105, 112, 116, 120, 140, 145, 147, 160, 168, 174, 196, 203, 210, 224, 232, 240, 245, 280, 290, 294, 336, 348, 353, 392, 406, 420, 435, 464, 480, 490, 560, 580, 588, 609, 672, 696, 706, 735, 784, 812, 840, 870, 928, 980, 1015, 1059, 1120, 1160, 1176, 1218, 1392, 1412, 1421, 1470, 1568, 1624, 1680, 1740, 1765, 1960, 2030, 2118, 2320, 2352, 2436, 2471, 2784, 2824, 2842, 2940, 3045, 3248, 3360, 3480, 3530, 3920, 4060, 4236, 4263, 4640, 4704, 4872, 4942, 5295, 5648, 5684, 5880, 6090, 6496, 6960, 7060, 7105, 7413, 7840, 8120, 8472, 8526, 9744, 9884, 10237, 10590, 11296, 11368, 11760, 12180, 12355, 13920, 14120, 14210, 14826, 16240, 16944, 17052, 17297, 19488, 19768, 20474, 21180, 21315, 22736, 23520, 24360, 24710, 28240, 28420, 29652, 30711, 32480, 33888, 34104, 34594, 37065, 39536, 40948, 42360, 42630, 45472, 48720, 49420, 51185, 51891, 56480, 56840, 59304, 61422, 68208, 69188, 71659, 74130, 79072, 81896, 84720, 85260, 86485, 97440, 98840, 102370, 103782, 113680, 118608, 122844, 136416, 138376, 143318, 148260, 153555, 163792, 169440, 170520, 172970, 197680, 204740, 207564, 214977, 227360, 237216, 245688, 259455, 276752, 286636, 296520, 307110, 327584, 341040, 345940, 358295, 395360, 409480, 415128, 429954, 491376, 501613, 518910, 553504, 573272, 593040, 614220, 682080, 691880, 716590, 818960, 830256, 859908, 982752, 1003226, 1037820, 1074885, 1146544, 1186080, 1228440, 1383760, 1433180, 1504839, 1637920, 1660512, 1719816, 2006452, 2075640, 2149770, 2293088, 2456880, 2508065, 2767520, 2866360, 3009678, 3439632, 4012904, 4151280, 4299540, 4913760, 5016130, 5732720, 6019356, 6879264, 7524195, 8025808, 8302560, 8599080, 10032260, 11465440, 12038712, 15048390, 16051616, 17198160, 20064520, 24077424, 30096780, 34396320, 40129040, 48154848, 60193560, 80258080, 120387120, 240774240]

約数ペア:

[(1, 240774240), (2, 120387120), (3, 80258080), (4, 60193560), (5, 48154848), (6, 40129040), (7, 34396320), (8, 30096780), (10, 24077424), (12, 20064520), (14, 17198160), (15, 16051616), (16, 15048390), (20, 12038712), (21, 11465440), (24, 10032260), (28, 8599080), (29, 8302560), (30, 8025808), (32, 7524195), (35, 6879264), (40, 6019356), (42, 5732720), (48, 5016130), (49, 4913760), (56, 4299540), (58, 4151280), (60, 4012904), (70, 3439632), (80, 3009678), (84, 2866360), (87, 2767520), (96, 2508065), (98, 2456880), (105, 2293088), (112, 2149770), (116, 2075640), (120, 2006452), (140, 1719816), (145, 1660512), (147, 1637920), (160, 1504839), (168, 1433180), (174, 1383760), (196, 1228440), (203, 1186080), (210, 1146544), (224, 1074885), (232, 1037820), (240, 1003226), (245, 982752), (280, 859908), (290, 830256), (294, 818960), (336, 716590), (348, 691880), (353, 682080), (392, 614220), (406, 593040), (420, 573272), (435, 553504), (464, 518910), (480, 501613), (490, 491376), (560, 429954), (580, 415128), (588, 409480), (609, 395360), (672, 358295), (696, 345940), (706, 341040), (735, 327584), (784, 307110), (812, 296520), (840, 286636), (870, 276752), (928, 259455), (980, 245688), (1015, 237216), (1059, 227360), (1120, 214977), (1160, 207564), (1176, 204740), (1218, 197680), (1392, 172970), (1412, 170520), (1421, 169440), (1470, 163792), (1568, 153555), (1624, 148260), (1680, 143318), (1740, 138376), (1765, 136416), (1960, 122844), (2030, 118608), (2118, 113680), (2320, 103782), (2352, 102370), (2436, 98840), (2471, 97440), (2784, 86485), (2824, 85260), (2842, 84720), (2940, 81896), (3045, 79072), (3248, 74130), (3360, 71659), (3480, 69188), (3530, 68208), (3920, 61422), (4060, 59304), (4236, 56840), (4263, 56480), (4640, 51891), (4704, 51185), (4872, 49420), (4942, 48720), (5295, 45472), (5648, 42630), (5684, 42360), (5880, 40948), (6090, 39536), (6496, 37065), (6960, 34594), (7060, 34104), (7105, 33888), (7413, 32480), (7840, 30711), (8120, 29652), (8472, 28420), (8526, 28240), (9744, 24710), (9884, 24360), (10237, 23520), (10590, 22736), (11296, 21315), (11368, 21180), (11760, 20474), (12180, 19768), (12355, 19488), (13920, 17297), (14120, 17052), (14210, 16944), (14826, 16240)]