1278264

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{241}}^1$

素因数の和:280

約数の個数: 64

約数和(自身を含む): 3659040

約数和(自身を除く): 2380776

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 17, 24, 26, 34, 39, 51, 52, 68, 78, 102, 104, 136, 156, 204, 221, 241, 312, 408, 442, 482, 663, 723, 884, 964, 1326, 1446, 1768, 1928, 2652, 2892, 3133, 4097, 5304, 5784, 6266, 8194, 9399, 12291, 12532, 16388, 18798, 24582, 25064, 32776, 37596, 49164, 53261, 75192, 98328, 106522, 159783, 213044, 319566, 426088, 639132, 1278264]

約数ペア:

[(1, 1278264), (2, 639132), (3, 426088), (4, 319566), (6, 213044), (8, 159783), (12, 106522), (13, 98328), (17, 75192), (24, 53261), (26, 49164), (34, 37596), (39, 32776), (51, 25064), (52, 24582), (68, 18798), (78, 16388), (102, 12532), (104, 12291), (136, 9399), (156, 8194), (204, 6266), (221, 5784), (241, 5304), (312, 4097), (408, 3133), (442, 2892), (482, 2652), (663, 1928), (723, 1768), (884, 1446), (964, 1326)]