661559904

素因数分解:

$2^5\times 3^2\times {\mathrm{79}}^1\times {\mathrm{29077}}^1$

素因数の和:29172

約数の個数: 72

約数和(自身を含む): 1905190560

約数和(自身を除く): 1243630656

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 79, 96, 144, 158, 237, 288, 316, 474, 632, 711, 948, 1264, 1422, 1896, 2528, 2844, 3792, 5688, 7584, 11376, 22752, 29077, 58154, 87231, 116308, 174462, 232616, 261693, 348924, 465232, 523386, 697848, 930464, 1046772, 1395696, 2093544, 2297083, 2791392, 4187088, 4594166, 6891249, 8374176, 9188332, 13782498, 18376664, 20673747, 27564996, 36753328, 41347494, 55129992, 73506656, 82694988, 110259984, 165389976, 220519968, 330779952, 661559904]

約数ペア:

[(1, 661559904), (2, 330779952), (3, 220519968), (4, 165389976), (6, 110259984), (8, 82694988), (9, 73506656), (12, 55129992), (16, 41347494), (18, 36753328), (24, 27564996), (32, 20673747), (36, 18376664), (48, 13782498), (72, 9188332), (79, 8374176), (96, 6891249), (144, 4594166), (158, 4187088), (237, 2791392), (288, 2297083), (316, 2093544), (474, 1395696), (632, 1046772), (711, 930464), (948, 697848), (1264, 523386), (1422, 465232), (1896, 348924), (2528, 261693), (2844, 232616), (3792, 174462), (5688, 116308), (7584, 87231), (11376, 58154), (22752, 29077)]