720539904

素因数分解:

$2^8\times 3^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{467}}^1$

素因数の和:541

約数の個数: 216

約数和(自身を含む): 2290081248

約数和(自身を除く): 1569541344

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 41, 42, 48, 49, 56, 64, 82, 84, 96, 98, 112, 123, 128, 147, 164, 168, 192, 196, 224, 246, 256, 287, 294, 328, 336, 384, 392, 448, 467, 492, 574, 588, 656, 672, 768, 784, 861, 896, 934, 984, 1148, 1176, 1312, 1344, 1401, 1568, 1722, 1792, 1868, 1968, 2009, 2296, 2352, 2624, 2688, 2802, 3136, 3269, 3444, 3736, 3936, 4018, 4592, 4704, 5248, 5376, 5604, 6027, 6272, 6538, 6888, 7472, 7872, 8036, 9184, 9408, 9807, 10496, 11208, 12054, 12544, 13076, 13776, 14944, 15744, 16072, 18368, 18816, 19147, 19614, 22416, 22883, 24108, 26152, 27552, 29888, 31488, 32144, 36736, 37632, 38294, 39228, 44832, 45766, 48216, 52304, 55104, 57441, 59776, 64288, 68649, 73472, 76588, 78456, 89664, 91532, 96432, 104608, 110208, 114882, 119552, 128576, 134029, 137298, 153176, 156912, 179328, 183064, 192864, 209216, 220416, 229764, 257152, 268058, 274596, 306352, 313824, 358656, 366128, 385728, 402087, 418432, 459528, 514304, 536116, 549192, 612704, 627648, 732256, 771456, 804174, 836864, 919056, 938203, 1072232, 1098384, 1225408, 1255296, 1464512, 1542912, 1608348, 1838112, 1876406, 2144464, 2196768, 2450816, 2510592, 2814609, 2929024, 3216696, 3676224, 3752812, 4288928, 4393536, 4901632, 5629218, 5858048, 6433392, 7352448, 7505624, 8577856, 8787072, 11258436, 12866784, 14704896, 15011248, 17155712, 17574144, 22516872, 25733568, 30022496, 34311424, 45033744, 51467136, 60044992, 90067488, 102934272, 120089984, 180134976, 240179968, 360269952, 720539904]

約数ペア:

[(1, 720539904), (2, 360269952), (3, 240179968), (4, 180134976), (6, 120089984), (7, 102934272), (8, 90067488), (12, 60044992), (14, 51467136), (16, 45033744), (21, 34311424), (24, 30022496), (28, 25733568), (32, 22516872), (41, 17574144), (42, 17155712), (48, 15011248), (49, 14704896), (56, 12866784), (64, 11258436), (82, 8787072), (84, 8577856), (96, 7505624), (98, 7352448), (112, 6433392), (123, 5858048), (128, 5629218), (147, 4901632), (164, 4393536), (168, 4288928), (192, 3752812), (196, 3676224), (224, 3216696), (246, 2929024), (256, 2814609), (287, 2510592), (294, 2450816), (328, 2196768), (336, 2144464), (384, 1876406), (392, 1838112), (448, 1608348), (467, 1542912), (492, 1464512), (574, 1255296), (588, 1225408), (656, 1098384), (672, 1072232), (768, 938203), (784, 919056), (861, 836864), (896, 804174), (934, 771456), (984, 732256), (1148, 627648), (1176, 612704), (1312, 549192), (1344, 536116), (1401, 514304), (1568, 459528), (1722, 418432), (1792, 402087), (1868, 385728), (1968, 366128), (2009, 358656), (2296, 313824), (2352, 306352), (2624, 274596), (2688, 268058), (2802, 257152), (3136, 229764), (3269, 220416), (3444, 209216), (3736, 192864), (3936, 183064), (4018, 179328), (4592, 156912), (4704, 153176), (5248, 137298), (5376, 134029), (5604, 128576), (6027, 119552), (6272, 114882), (6538, 110208), (6888, 104608), (7472, 96432), (7872, 91532), (8036, 89664), (9184, 78456), (9408, 76588), (9807, 73472), (10496, 68649), (11208, 64288), (12054, 59776), (12544, 57441), (13076, 55104), (13776, 52304), (14944, 48216), (15744, 45766), (16072, 44832), (18368, 39228), (18816, 38294), (19147, 37632), (19614, 36736), (22416, 32144), (22883, 31488), (24108, 29888), (26152, 27552)]