253963008

素因数分解:

$2^8\times 3^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1$

素因数の和:235

約数の個数: 216

約数和(自身を含む): 807257360

約数和(自身を除く): 553294352

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 61, 64, 72, 78, 96, 104, 117, 122, 128, 139, 144, 156, 183, 192, 208, 234, 244, 256, 278, 288, 312, 366, 384, 416, 417, 468, 488, 549, 556, 576, 624, 732, 768, 793, 832, 834, 936, 976, 1098, 1112, 1152, 1248, 1251, 1464, 1586, 1664, 1668, 1807, 1872, 1952, 2196, 2224, 2304, 2379, 2496, 2502, 2928, 3172, 3328, 3336, 3614, 3744, 3904, 4392, 4448, 4758, 4992, 5004, 5421, 5856, 6344, 6672, 7137, 7228, 7488, 7808, 8479, 8784, 8896, 9516, 9984, 10008, 10842, 11712, 12688, 13344, 14274, 14456, 14976, 15616, 16263, 16958, 17568, 17792, 19032, 20016, 21684, 23424, 25376, 25437, 26688, 28548, 28912, 29952, 32526, 33916, 35136, 35584, 38064, 40032, 43368, 46848, 50752, 50874, 53376, 57096, 57824, 65052, 67832, 70272, 76128, 76311, 80064, 86736, 101504, 101748, 106752, 110227, 114192, 115648, 130104, 135664, 140544, 152256, 152622, 160128, 173472, 203008, 203496, 220454, 228384, 231296, 260208, 271328, 304512, 305244, 320256, 330681, 346944, 406992, 440908, 456768, 462592, 520416, 542656, 609024, 610488, 661362, 693888, 813984, 881816, 913536, 992043, 1040832, 1085312, 1220976, 1322724, 1387776, 1627968, 1763632, 1827072, 1984086, 2081664, 2170624, 2441952, 2645448, 3255936, 3527264, 3968172, 4163328, 4883904, 5290896, 6511872, 7054528, 7936344, 9767808, 10581792, 14109056, 15872688, 19535616, 21163584, 28218112, 31745376, 42327168, 63490752, 84654336, 126981504, 253963008]

約数ペア:

[(1, 253963008), (2, 126981504), (3, 84654336), (4, 63490752), (6, 42327168), (8, 31745376), (9, 28218112), (12, 21163584), (13, 19535616), (16, 15872688), (18, 14109056), (24, 10581792), (26, 9767808), (32, 7936344), (36, 7054528), (39, 6511872), (48, 5290896), (52, 4883904), (61, 4163328), (64, 3968172), (72, 3527264), (78, 3255936), (96, 2645448), (104, 2441952), (117, 2170624), (122, 2081664), (128, 1984086), (139, 1827072), (144, 1763632), (156, 1627968), (183, 1387776), (192, 1322724), (208, 1220976), (234, 1085312), (244, 1040832), (256, 992043), (278, 913536), (288, 881816), (312, 813984), (366, 693888), (384, 661362), (416, 610488), (417, 609024), (468, 542656), (488, 520416), (549, 462592), (556, 456768), (576, 440908), (624, 406992), (732, 346944), (768, 330681), (793, 320256), (832, 305244), (834, 304512), (936, 271328), (976, 260208), (1098, 231296), (1112, 228384), (1152, 220454), (1248, 203496), (1251, 203008), (1464, 173472), (1586, 160128), (1664, 152622), (1668, 152256), (1807, 140544), (1872, 135664), (1952, 130104), (2196, 115648), (2224, 114192), (2304, 110227), (2379, 106752), (2496, 101748), (2502, 101504), (2928, 86736), (3172, 80064), (3328, 76311), (3336, 76128), (3614, 70272), (3744, 67832), (3904, 65052), (4392, 57824), (4448, 57096), (4758, 53376), (4992, 50874), (5004, 50752), (5421, 46848), (5856, 43368), (6344, 40032), (6672, 38064), (7137, 35584), (7228, 35136), (7488, 33916), (7808, 32526), (8479, 29952), (8784, 28912), (8896, 28548), (9516, 26688), (9984, 25437), (10008, 25376), (10842, 23424), (11712, 21684), (12688, 20016), (13344, 19032), (14274, 17792), (14456, 17568), (14976, 16958), (15616, 16263)]