20076120

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{641}}^1$

素因数の和:690

約数の個数: 128

約数和(自身を含む): 69336000

約数和(自身を除く): 49259880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 29, 30, 36, 40, 45, 54, 58, 60, 72, 87, 90, 108, 116, 120, 135, 145, 174, 180, 216, 232, 261, 270, 290, 348, 360, 435, 522, 540, 580, 641, 696, 783, 870, 1044, 1080, 1160, 1282, 1305, 1566, 1740, 1923, 2088, 2564, 2610, 3132, 3205, 3480, 3846, 3915, 5128, 5220, 5769, 6264, 6410, 7692, 7830, 9615, 10440, 11538, 12820, 15384, 15660, 17307, 18589, 19230, 23076, 25640, 28845, 31320, 34614, 37178, 38460, 46152, 55767, 57690, 69228, 74356, 76920, 86535, 92945, 111534, 115380, 138456, 148712, 167301, 173070, 185890, 223068, 230760, 278835, 334602, 346140, 371780, 446136, 501903, 557670, 669204, 692280, 743560, 836505, 1003806, 1115340, 1338408, 1673010, 2007612, 2230680, 2509515, 3346020, 4015224, 5019030, 6692040, 10038060, 20076120]

約数ペア:

[(1, 20076120), (2, 10038060), (3, 6692040), (4, 5019030), (5, 4015224), (6, 3346020), (8, 2509515), (9, 2230680), (10, 2007612), (12, 1673010), (15, 1338408), (18, 1115340), (20, 1003806), (24, 836505), (27, 743560), (29, 692280), (30, 669204), (36, 557670), (40, 501903), (45, 446136), (54, 371780), (58, 346140), (60, 334602), (72, 278835), (87, 230760), (90, 223068), (108, 185890), (116, 173070), (120, 167301), (135, 148712), (145, 138456), (174, 115380), (180, 111534), (216, 92945), (232, 86535), (261, 76920), (270, 74356), (290, 69228), (348, 57690), (360, 55767), (435, 46152), (522, 38460), (540, 37178), (580, 34614), (641, 31320), (696, 28845), (783, 25640), (870, 23076), (1044, 19230), (1080, 18589), (1160, 17307), (1282, 15660), (1305, 15384), (1566, 12820), (1740, 11538), (1923, 10440), (2088, 9615), (2564, 7830), (2610, 7692), (3132, 6410), (3205, 6264), (3480, 5769), (3846, 5220), (3915, 5128)]