1378061568

素因数分解:

$2^8\times 3^2\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{331}}^1$

素因数の和:505

約数の個数: 216

約数和(自身を含む): 4322732960

約数和(自身を除く): 2944671392

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 64, 72, 78, 96, 104, 117, 128, 139, 144, 156, 192, 208, 234, 256, 278, 288, 312, 331, 384, 416, 417, 468, 556, 576, 624, 662, 768, 832, 834, 936, 993, 1112, 1152, 1248, 1251, 1324, 1664, 1668, 1807, 1872, 1986, 2224, 2304, 2496, 2502, 2648, 2979, 3328, 3336, 3614, 3744, 3972, 4303, 4448, 4992, 5004, 5296, 5421, 5958, 6672, 7228, 7488, 7944, 8606, 8896, 9984, 10008, 10592, 10842, 11916, 12909, 13344, 14456, 14976, 15888, 16263, 17212, 17792, 20016, 21184, 21684, 23832, 25818, 26688, 28912, 29952, 31776, 32526, 34424, 35584, 38727, 40032, 42368, 43368, 46009, 47664, 51636, 53376, 57824, 63552, 65052, 68848, 77454, 80064, 84736, 86736, 92018, 95328, 103272, 106752, 115648, 127104, 130104, 137696, 138027, 154908, 160128, 173472, 184036, 190656, 206544, 231296, 254208, 260208, 275392, 276054, 309816, 320256, 346944, 368072, 381312, 413088, 414081, 462592, 520416, 550784, 552108, 598117, 619632, 693888, 736144, 762624, 826176, 828162, 1040832, 1101568, 1104216, 1196234, 1239264, 1387776, 1472288, 1652352, 1656324, 1794351, 2081664, 2208432, 2392468, 2478528, 2944576, 3304704, 3312648, 3588702, 4163328, 4416864, 4784936, 4957056, 5383053, 5889152, 6625296, 7177404, 8833728, 9569872, 9914112, 10766106, 11778304, 13250592, 14354808, 17667456, 19139744, 21532212, 26501184, 28709616, 35334912, 38279488, 43064424, 53002368, 57419232, 76558976, 86128848, 106004736, 114838464, 153117952, 172257696, 229676928, 344515392, 459353856, 689030784, 1378061568]

約数ペア:

[(1, 1378061568), (2, 689030784), (3, 459353856), (4, 344515392), (6, 229676928), (8, 172257696), (9, 153117952), (12, 114838464), (13, 106004736), (16, 86128848), (18, 76558976), (24, 57419232), (26, 53002368), (32, 43064424), (36, 38279488), (39, 35334912), (48, 28709616), (52, 26501184), (64, 21532212), (72, 19139744), (78, 17667456), (96, 14354808), (104, 13250592), (117, 11778304), (128, 10766106), (139, 9914112), (144, 9569872), (156, 8833728), (192, 7177404), (208, 6625296), (234, 5889152), (256, 5383053), (278, 4957056), (288, 4784936), (312, 4416864), (331, 4163328), (384, 3588702), (416, 3312648), (417, 3304704), (468, 2944576), (556, 2478528), (576, 2392468), (624, 2208432), (662, 2081664), (768, 1794351), (832, 1656324), (834, 1652352), (936, 1472288), (993, 1387776), (1112, 1239264), (1152, 1196234), (1248, 1104216), (1251, 1101568), (1324, 1040832), (1664, 828162), (1668, 826176), (1807, 762624), (1872, 736144), (1986, 693888), (2224, 619632), (2304, 598117), (2496, 552108), (2502, 550784), (2648, 520416), (2979, 462592), (3328, 414081), (3336, 413088), (3614, 381312), (3744, 368072), (3972, 346944), (4303, 320256), (4448, 309816), (4992, 276054), (5004, 275392), (5296, 260208), (5421, 254208), (5958, 231296), (6672, 206544), (7228, 190656), (7488, 184036), (7944, 173472), (8606, 160128), (8896, 154908), (9984, 138027), (10008, 137696), (10592, 130104), (10842, 127104), (11916, 115648), (12909, 106752), (13344, 103272), (14456, 95328), (14976, 92018), (15888, 86736), (16263, 84736), (17212, 80064), (17792, 77454), (20016, 68848), (21184, 65052), (21684, 63552), (23832, 57824), (25818, 53376), (26688, 51636), (28912, 47664), (29952, 46009), (31776, 43368), (32526, 42368), (34424, 40032), (35584, 38727)]