220687264

素因数分解:

$2^5\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{521}}^1$

素因数の和:630

約数の個数: 96

約数和(自身を含む): 521966592

約数和(自身を除く): 301279328

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 61, 62, 112, 122, 124, 217, 224, 244, 248, 427, 434, 488, 496, 521, 854, 868, 976, 992, 1042, 1708, 1736, 1891, 1952, 2084, 3416, 3472, 3647, 3782, 4168, 6832, 6944, 7294, 7564, 8336, 13237, 13664, 14588, 15128, 16151, 16672, 26474, 29176, 30256, 31781, 32302, 52948, 58352, 60512, 63562, 64604, 105896, 113057, 116704, 127124, 129208, 211792, 222467, 226114, 254248, 258416, 423584, 444934, 452228, 508496, 516832, 889868, 904456, 985211, 1016992, 1779736, 1808912, 1970422, 3559472, 3617824, 3940844, 6896477, 7118944, 7881688, 13792954, 15763376, 27585908, 31526752, 55171816, 110343632, 220687264]

約数ペア:

[(1, 220687264), (2, 110343632), (4, 55171816), (7, 31526752), (8, 27585908), (14, 15763376), (16, 13792954), (28, 7881688), (31, 7118944), (32, 6896477), (56, 3940844), (61, 3617824), (62, 3559472), (112, 1970422), (122, 1808912), (124, 1779736), (217, 1016992), (224, 985211), (244, 904456), (248, 889868), (427, 516832), (434, 508496), (488, 452228), (496, 444934), (521, 423584), (854, 258416), (868, 254248), (976, 226114), (992, 222467), (1042, 211792), (1708, 129208), (1736, 127124), (1891, 116704), (1952, 113057), (2084, 105896), (3416, 64604), (3472, 63562), (3647, 60512), (3782, 58352), (4168, 52948), (6832, 32302), (6944, 31781), (7294, 30256), (7564, 29176), (8336, 26474), (13237, 16672), (13664, 16151), (14588, 15128)]