209928600

素因数分解:

$2^3\times 3^2\times 5^2\times 7^1\times {\mathrm{16661}}^1$

素因数の和:16690

約数の個数: 144

約数和(自身を含む): 805774320

約数和(自身を除く): 595845720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 25, 28, 30, 35, 36, 40, 42, 45, 50, 56, 60, 63, 70, 72, 75, 84, 90, 100, 105, 120, 126, 140, 150, 168, 175, 180, 200, 210, 225, 252, 280, 300, 315, 350, 360, 420, 450, 504, 525, 600, 630, 700, 840, 900, 1050, 1260, 1400, 1575, 1800, 2100, 2520, 3150, 4200, 6300, 12600, 16661, 33322, 49983, 66644, 83305, 99966, 116627, 133288, 149949, 166610, 199932, 233254, 249915, 299898, 333220, 349881, 399864, 416525, 466508, 499830, 583135, 599796, 666440, 699762, 749745, 833050, 933016, 999660, 1049643, 1166270, 1199592, 1249575, 1399524, 1499490, 1666100, 1749405, 1999320, 2099286, 2332540, 2499150, 2799048, 2915675, 2998980, 3332200, 3498810, 3748725, 4198572, 4665080, 4998300, 5248215, 5831350, 5997960, 6997620, 7497450, 8397144, 8747025, 9996600, 10496430, 11662700, 13995240, 14994900, 17494050, 20992860, 23325400, 26241075, 29989800, 34988100, 41985720, 52482150, 69976200, 104964300, 209928600]

約数ペア:

[(1, 209928600), (2, 104964300), (3, 69976200), (4, 52482150), (5, 41985720), (6, 34988100), (7, 29989800), (8, 26241075), (9, 23325400), (10, 20992860), (12, 17494050), (14, 14994900), (15, 13995240), (18, 11662700), (20, 10496430), (21, 9996600), (24, 8747025), (25, 8397144), (28, 7497450), (30, 6997620), (35, 5997960), (36, 5831350), (40, 5248215), (42, 4998300), (45, 4665080), (50, 4198572), (56, 3748725), (60, 3498810), (63, 3332200), (70, 2998980), (72, 2915675), (75, 2799048), (84, 2499150), (90, 2332540), (100, 2099286), (105, 1999320), (120, 1749405), (126, 1666100), (140, 1499490), (150, 1399524), (168, 1249575), (175, 1199592), (180, 1166270), (200, 1049643), (210, 999660), (225, 933016), (252, 833050), (280, 749745), (300, 699762), (315, 666440), (350, 599796), (360, 583135), (420, 499830), (450, 466508), (504, 416525), (525, 399864), (600, 349881), (630, 333220), (700, 299898), (840, 249915), (900, 233254), (1050, 199932), (1260, 166610), (1400, 149949), (1575, 133288), (1800, 116627), (2100, 99966), (2520, 83305), (3150, 66644), (4200, 49983), (6300, 33322), (12600, 16661)]