251591616

素因数分解:

$2^6\times 3^3\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1$

素因数の和:216

約数の個数: 224

約数和(自身を含む): 796544000

約数和(自身を除く): 544952384

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 27, 32, 36, 38, 48, 54, 57, 64, 72, 76, 79, 96, 97, 108, 114, 144, 152, 158, 171, 192, 194, 216, 228, 237, 288, 291, 304, 316, 342, 388, 432, 456, 474, 513, 576, 582, 608, 632, 684, 711, 776, 864, 873, 912, 948, 1026, 1164, 1216, 1264, 1368, 1422, 1501, 1552, 1728, 1746, 1824, 1843, 1896, 2052, 2133, 2328, 2528, 2619, 2736, 2844, 3002, 3104, 3492, 3648, 3686, 3792, 4104, 4266, 4503, 4656, 5056, 5238, 5472, 5529, 5688, 6004, 6208, 6984, 7372, 7584, 7663, 8208, 8532, 9006, 9312, 10476, 10944, 11058, 11376, 12008, 13509, 13968, 14744, 15168, 15326, 16416, 16587, 17064, 18012, 18624, 20952, 22116, 22752, 22989, 24016, 27018, 27936, 29488, 30652, 32832, 33174, 34128, 36024, 40527, 41904, 44232, 45504, 45978, 48032, 49761, 54036, 55872, 58976, 61304, 66348, 68256, 68967, 72048, 81054, 83808, 88464, 91956, 96064, 99522, 108072, 117952, 122608, 132696, 136512, 137934, 144096, 145597, 162108, 167616, 176928, 183912, 199044, 206901, 216144, 245216, 265392, 275868, 288192, 291194, 324216, 353856, 367824, 398088, 413802, 432288, 436791, 490432, 530784, 551736, 582388, 648432, 735648, 796176, 827604, 864576, 873582, 1061568, 1103472, 1164776, 1296864, 1310373, 1471296, 1592352, 1655208, 1747164, 2206944, 2329552, 2593728, 2620746, 3184704, 3310416, 3494328, 3931119, 4413888, 4659104, 5241492, 6620832, 6988656, 7862238, 9318208, 10482984, 13241664, 13977312, 15724476, 20965968, 27954624, 31448952, 41931936, 62897904, 83863872, 125795808, 251591616]

約数ペア:

[(1, 251591616), (2, 125795808), (3, 83863872), (4, 62897904), (6, 41931936), (8, 31448952), (9, 27954624), (12, 20965968), (16, 15724476), (18, 13977312), (19, 13241664), (24, 10482984), (27, 9318208), (32, 7862238), (36, 6988656), (38, 6620832), (48, 5241492), (54, 4659104), (57, 4413888), (64, 3931119), (72, 3494328), (76, 3310416), (79, 3184704), (96, 2620746), (97, 2593728), (108, 2329552), (114, 2206944), (144, 1747164), (152, 1655208), (158, 1592352), (171, 1471296), (192, 1310373), (194, 1296864), (216, 1164776), (228, 1103472), (237, 1061568), (288, 873582), (291, 864576), (304, 827604), (316, 796176), (342, 735648), (388, 648432), (432, 582388), (456, 551736), (474, 530784), (513, 490432), (576, 436791), (582, 432288), (608, 413802), (632, 398088), (684, 367824), (711, 353856), (776, 324216), (864, 291194), (873, 288192), (912, 275868), (948, 265392), (1026, 245216), (1164, 216144), (1216, 206901), (1264, 199044), (1368, 183912), (1422, 176928), (1501, 167616), (1552, 162108), (1728, 145597), (1746, 144096), (1824, 137934), (1843, 136512), (1896, 132696), (2052, 122608), (2133, 117952), (2328, 108072), (2528, 99522), (2619, 96064), (2736, 91956), (2844, 88464), (3002, 83808), (3104, 81054), (3492, 72048), (3648, 68967), (3686, 68256), (3792, 66348), (4104, 61304), (4266, 58976), (4503, 55872), (4656, 54036), (5056, 49761), (5238, 48032), (5472, 45978), (5529, 45504), (5688, 44232), (6004, 41904), (6208, 40527), (6984, 36024), (7372, 34128), (7584, 33174), (7663, 32832), (8208, 30652), (8532, 29488), (9006, 27936), (9312, 27018), (10476, 24016), (10944, 22989), (11058, 22752), (11376, 22116), (12008, 20952), (13509, 18624), (13968, 18012), (14744, 17064), (15168, 16587), (15326, 16416)]