215970972

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{349}}^1$

素因数の和:555

約数の個数: 96

約数和(自身を含む): 592704000

約数和(自身を除く): 376733028

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 53, 84, 106, 139, 159, 212, 278, 318, 349, 371, 417, 556, 636, 698, 742, 834, 973, 1047, 1113, 1396, 1484, 1668, 1946, 2094, 2226, 2443, 2919, 3892, 4188, 4452, 4886, 5838, 7329, 7367, 9772, 11676, 14658, 14734, 18497, 22101, 29316, 29468, 36994, 44202, 48511, 51569, 55491, 73988, 88404, 97022, 103138, 110982, 129479, 145533, 154707, 194044, 206276, 221964, 258958, 291066, 309414, 339577, 388437, 517916, 582132, 618828, 679154, 776874, 1018731, 1358308, 1553748, 2037462, 2571083, 4074924, 5142166, 7713249, 10284332, 15426498, 17997581, 30852996, 35995162, 53992743, 71990324, 107985486, 215970972]

約数ペア:

[(1, 215970972), (2, 107985486), (3, 71990324), (4, 53992743), (6, 35995162), (7, 30852996), (12, 17997581), (14, 15426498), (21, 10284332), (28, 7713249), (42, 5142166), (53, 4074924), (84, 2571083), (106, 2037462), (139, 1553748), (159, 1358308), (212, 1018731), (278, 776874), (318, 679154), (349, 618828), (371, 582132), (417, 517916), (556, 388437), (636, 339577), (698, 309414), (742, 291066), (834, 258958), (973, 221964), (1047, 206276), (1113, 194044), (1396, 154707), (1484, 145533), (1668, 129479), (1946, 110982), (2094, 103138), (2226, 97022), (2443, 88404), (2919, 73988), (3892, 55491), (4188, 51569), (4452, 48511), (4886, 44202), (5838, 36994), (7329, 29468), (7367, 29316), (9772, 22101), (11676, 18497), (14658, 14734)]