27666540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1$

素因数の和:272

約数の個数: 144

約数和(自身を含む): 93169440

約数和(自身を除く): 65502900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 89, 90, 99, 110, 132, 157, 165, 178, 180, 198, 220, 267, 314, 330, 356, 396, 445, 471, 495, 534, 628, 660, 785, 801, 890, 942, 979, 990, 1068, 1335, 1413, 1570, 1602, 1727, 1780, 1884, 1958, 1980, 2355, 2670, 2826, 2937, 3140, 3204, 3454, 3916, 4005, 4710, 4895, 5181, 5340, 5652, 5874, 6908, 7065, 8010, 8635, 8811, 9420, 9790, 10362, 11748, 13973, 14130, 14685, 15543, 16020, 17270, 17622, 19580, 20724, 25905, 27946, 28260, 29370, 31086, 34540, 35244, 41919, 44055, 51810, 55892, 58740, 62172, 69865, 77715, 83838, 88110, 103620, 125757, 139730, 153703, 155430, 167676, 176220, 209595, 251514, 279460, 307406, 310860, 419190, 461109, 503028, 614812, 628785, 768515, 838380, 922218, 1257570, 1383327, 1537030, 1844436, 2305545, 2515140, 2766654, 3074060, 4611090, 5533308, 6916635, 9222180, 13833270, 27666540]

約数ペア:

[(1, 27666540), (2, 13833270), (3, 9222180), (4, 6916635), (5, 5533308), (6, 4611090), (9, 3074060), (10, 2766654), (11, 2515140), (12, 2305545), (15, 1844436), (18, 1537030), (20, 1383327), (22, 1257570), (30, 922218), (33, 838380), (36, 768515), (44, 628785), (45, 614812), (55, 503028), (60, 461109), (66, 419190), (89, 310860), (90, 307406), (99, 279460), (110, 251514), (132, 209595), (157, 176220), (165, 167676), (178, 155430), (180, 153703), (198, 139730), (220, 125757), (267, 103620), (314, 88110), (330, 83838), (356, 77715), (396, 69865), (445, 62172), (471, 58740), (495, 55892), (534, 51810), (628, 44055), (660, 41919), (785, 35244), (801, 34540), (890, 31086), (942, 29370), (979, 28260), (990, 27946), (1068, 25905), (1335, 20724), (1413, 19580), (1570, 17622), (1602, 17270), (1727, 16020), (1780, 15543), (1884, 14685), (1958, 14130), (1980, 13973), (2355, 11748), (2670, 10362), (2826, 9790), (2937, 9420), (3140, 8811), (3204, 8635), (3454, 8010), (3916, 7065), (4005, 6908), (4710, 5874), (4895, 5652), (5181, 5340)]