660382528

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1\times {\mathrm{131}}^1$

素因数の和:312

約数の個数: 112

約数和(自身を含む): 1458870336

約数和(自身を除く): 798487808

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 73, 83, 104, 131, 146, 166, 208, 262, 292, 332, 416, 524, 584, 664, 832, 949, 1048, 1079, 1168, 1328, 1703, 1898, 2096, 2158, 2336, 2656, 3406, 3796, 4192, 4316, 4672, 5312, 6059, 6812, 7592, 8384, 8632, 9563, 10873, 12118, 13624, 15184, 17264, 19126, 21746, 24236, 27248, 30368, 34528, 38252, 43492, 48472, 54496, 60736, 69056, 76504, 78767, 86984, 96944, 108992, 124319, 141349, 153008, 157534, 173968, 193888, 248638, 282698, 306016, 315068, 347936, 387776, 497276, 565396, 612032, 630136, 695872, 793729, 994552, 1130792, 1260272, 1587458, 1989104, 2261584, 2520544, 3174916, 3978208, 4523168, 5041088, 6349832, 7956416, 9046336, 10318477, 12699664, 20636954, 25399328, 41273908, 50798656, 82547816, 165095632, 330191264, 660382528]

約数ペア:

[(1, 660382528), (2, 330191264), (4, 165095632), (8, 82547816), (13, 50798656), (16, 41273908), (26, 25399328), (32, 20636954), (52, 12699664), (64, 10318477), (73, 9046336), (83, 7956416), (104, 6349832), (131, 5041088), (146, 4523168), (166, 3978208), (208, 3174916), (262, 2520544), (292, 2261584), (332, 1989104), (416, 1587458), (524, 1260272), (584, 1130792), (664, 994552), (832, 793729), (949, 695872), (1048, 630136), (1079, 612032), (1168, 565396), (1328, 497276), (1703, 387776), (1898, 347936), (2096, 315068), (2158, 306016), (2336, 282698), (2656, 248638), (3406, 193888), (3796, 173968), (4192, 157534), (4316, 153008), (4672, 141349), (5312, 124319), (6059, 108992), (6812, 96944), (7592, 86984), (8384, 78767), (8632, 76504), (9563, 69056), (10873, 60736), (12118, 54496), (13624, 48472), (15184, 43492), (17264, 38252), (19126, 34528), (21746, 30368), (24236, 27248)]