27821970

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{179}}^1$

素因数の和:360

約数の個数: 96

約数和(自身を含む): 79859520

約数和(自身を除く): 52037550

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 157, 165, 179, 198, 314, 330, 358, 471, 495, 537, 785, 895, 942, 990, 1074, 1413, 1570, 1611, 1727, 1790, 1969, 2355, 2685, 2826, 3222, 3454, 3938, 4710, 5181, 5370, 5907, 7065, 8055, 8635, 9845, 10362, 11814, 14130, 15543, 16110, 17270, 17721, 19690, 25905, 28103, 29535, 31086, 35442, 51810, 56206, 59070, 77715, 84309, 88605, 140515, 155430, 168618, 177210, 252927, 281030, 309133, 421545, 505854, 618266, 843090, 927399, 1264635, 1545665, 1854798, 2529270, 2782197, 3091330, 4636995, 5564394, 9273990, 13910985, 27821970]

約数ペア:

[(1, 27821970), (2, 13910985), (3, 9273990), (5, 5564394), (6, 4636995), (9, 3091330), (10, 2782197), (11, 2529270), (15, 1854798), (18, 1545665), (22, 1264635), (30, 927399), (33, 843090), (45, 618266), (55, 505854), (66, 421545), (90, 309133), (99, 281030), (110, 252927), (157, 177210), (165, 168618), (179, 155430), (198, 140515), (314, 88605), (330, 84309), (358, 77715), (471, 59070), (495, 56206), (537, 51810), (785, 35442), (895, 31086), (942, 29535), (990, 28103), (1074, 25905), (1413, 19690), (1570, 17721), (1611, 17270), (1727, 16110), (1790, 15543), (1969, 14130), (2355, 11814), (2685, 10362), (2826, 9845), (3222, 8635), (3454, 8055), (3938, 7065), (4710, 5907), (5181, 5370)]