180797778

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{7841}}^1$

素因数の和:7920

約数の個数: 64

約数和(自身を含む): 466755840

約数和(自身を除く): 285958062

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 61, 63, 122, 126, 183, 189, 366, 378, 427, 549, 854, 1098, 1281, 1647, 2562, 3294, 3843, 7686, 7841, 11529, 15682, 23058, 23523, 47046, 54887, 70569, 109774, 141138, 164661, 211707, 329322, 423414, 478301, 493983, 956602, 987966, 1434903, 1481949, 2869806, 2963898, 3348107, 4304709, 6696214, 8609418, 10044321, 12914127, 20088642, 25828254, 30132963, 60265926, 90398889, 180797778]

約数ペア:

[(1, 180797778), (2, 90398889), (3, 60265926), (6, 30132963), (7, 25828254), (9, 20088642), (14, 12914127), (18, 10044321), (21, 8609418), (27, 6696214), (42, 4304709), (54, 3348107), (61, 2963898), (63, 2869806), (122, 1481949), (126, 1434903), (183, 987966), (189, 956602), (366, 493983), (378, 478301), (427, 423414), (549, 329322), (854, 211707), (1098, 164661), (1281, 141138), (1647, 109774), (2562, 70569), (3294, 54887), (3843, 47046), (7686, 23523), (7841, 23058), (11529, 15682)]