128647728

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{241}}^1\times {\mathrm{337}}^1$

素因数の和:603

約数の個数: 120

約数和(自身を含む): 395565456

約数和(自身を除く): 266917728

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 33, 36, 44, 48, 66, 72, 88, 99, 132, 144, 176, 198, 241, 264, 337, 396, 482, 528, 674, 723, 792, 964, 1011, 1348, 1446, 1584, 1928, 2022, 2169, 2651, 2696, 2892, 3033, 3707, 3856, 4044, 4338, 5302, 5392, 5784, 6066, 7414, 7953, 8088, 8676, 10604, 11121, 11568, 12132, 14828, 15906, 16176, 17352, 21208, 22242, 23859, 24264, 29656, 31812, 33363, 34704, 42416, 44484, 47718, 48528, 59312, 63624, 66726, 81217, 88968, 95436, 127248, 133452, 162434, 177936, 190872, 243651, 266904, 324868, 381744, 487302, 533808, 649736, 730953, 893387, 974604, 1299472, 1461906, 1786774, 1949208, 2680161, 2923812, 3573548, 3898416, 5360322, 5847624, 7147096, 8040483, 10720644, 11695248, 14294192, 16080966, 21441288, 32161932, 42882576, 64323864, 128647728]

約数ペア:

[(1, 128647728), (2, 64323864), (3, 42882576), (4, 32161932), (6, 21441288), (8, 16080966), (9, 14294192), (11, 11695248), (12, 10720644), (16, 8040483), (18, 7147096), (22, 5847624), (24, 5360322), (33, 3898416), (36, 3573548), (44, 2923812), (48, 2680161), (66, 1949208), (72, 1786774), (88, 1461906), (99, 1299472), (132, 974604), (144, 893387), (176, 730953), (198, 649736), (241, 533808), (264, 487302), (337, 381744), (396, 324868), (482, 266904), (528, 243651), (674, 190872), (723, 177936), (792, 162434), (964, 133452), (1011, 127248), (1348, 95436), (1446, 88968), (1584, 81217), (1928, 66726), (2022, 63624), (2169, 59312), (2651, 48528), (2696, 47718), (2892, 44484), (3033, 42416), (3707, 34704), (3856, 33363), (4044, 31812), (4338, 29656), (5302, 24264), (5392, 23859), (5784, 22242), (6066, 21208), (7414, 17352), (7953, 16176), (8088, 15906), (8676, 14828), (10604, 12132), (11121, 11568)]