66885720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{50671}}^1$

素因数の和:50696

約数の個数: 64

約数和(自身を含む): 218903040

約数和(自身を除く): 152017320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 660, 1320, 50671, 101342, 152013, 202684, 253355, 304026, 405368, 506710, 557381, 608052, 760065, 1013420, 1114762, 1216104, 1520130, 1672143, 2026840, 2229524, 2786905, 3040260, 3344286, 4459048, 5573810, 6080520, 6688572, 8360715, 11147620, 13377144, 16721430, 22295240, 33442860, 66885720]

約数ペア:

[(1, 66885720), (2, 33442860), (3, 22295240), (4, 16721430), (5, 13377144), (6, 11147620), (8, 8360715), (10, 6688572), (11, 6080520), (12, 5573810), (15, 4459048), (20, 3344286), (22, 3040260), (24, 2786905), (30, 2229524), (33, 2026840), (40, 1672143), (44, 1520130), (55, 1216104), (60, 1114762), (66, 1013420), (88, 760065), (110, 608052), (120, 557381), (132, 506710), (165, 405368), (220, 304026), (264, 253355), (330, 202684), (440, 152013), (660, 101342), (1320, 50671)]