218052016

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{4831}}^1$

素因数の和:4890

約数の個数: 80

約数和(自身を含む): 536854528

約数和(自身を除く): 318802512

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 31, 52, 56, 62, 91, 104, 112, 124, 182, 208, 217, 248, 364, 403, 434, 496, 728, 806, 868, 1456, 1612, 1736, 2821, 3224, 3472, 4831, 5642, 6448, 9662, 11284, 19324, 22568, 33817, 38648, 45136, 62803, 67634, 77296, 125606, 135268, 149761, 251212, 270536, 299522, 439621, 502424, 541072, 599044, 879242, 1004848, 1048327, 1198088, 1758484, 1946893, 2096654, 2396176, 3516968, 3893786, 4193308, 7033936, 7787572, 8386616, 13628251, 15575144, 16773232, 27256502, 31150288, 54513004, 109026008, 218052016]

約数ペア:

[(1, 218052016), (2, 109026008), (4, 54513004), (7, 31150288), (8, 27256502), (13, 16773232), (14, 15575144), (16, 13628251), (26, 8386616), (28, 7787572), (31, 7033936), (52, 4193308), (56, 3893786), (62, 3516968), (91, 2396176), (104, 2096654), (112, 1946893), (124, 1758484), (182, 1198088), (208, 1048327), (217, 1004848), (248, 879242), (364, 599044), (403, 541072), (434, 502424), (496, 439621), (728, 299522), (806, 270536), (868, 251212), (1456, 149761), (1612, 135268), (1736, 125606), (2821, 77296), (3224, 67634), (3472, 62803), (4831, 45136), (5642, 38648), (6448, 33817), (9662, 22568), (11284, 19324)]