83971440

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{16661}}^1$

素因数の和:16687

約数の個数: 120

約数和(自身を含む): 322309728

約数和(自身を除く): 238338288

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 16661, 33322, 49983, 66644, 83305, 99966, 116627, 133288, 149949, 166610, 199932, 233254, 249915, 266576, 299898, 333220, 349881, 399864, 466508, 499830, 583135, 599796, 666440, 699762, 749745, 799728, 933016, 999660, 1049643, 1166270, 1199592, 1332880, 1399524, 1499490, 1749405, 1866032, 1999320, 2099286, 2332540, 2399184, 2799048, 2998980, 3498810, 3998640, 4198572, 4665080, 5248215, 5598096, 5997960, 6997620, 8397144, 9330160, 10496430, 11995920, 13995240, 16794288, 20992860, 27990480, 41985720, 83971440]

約数ペア:

[(1, 83971440), (2, 41985720), (3, 27990480), (4, 20992860), (5, 16794288), (6, 13995240), (7, 11995920), (8, 10496430), (9, 9330160), (10, 8397144), (12, 6997620), (14, 5997960), (15, 5598096), (16, 5248215), (18, 4665080), (20, 4198572), (21, 3998640), (24, 3498810), (28, 2998980), (30, 2799048), (35, 2399184), (36, 2332540), (40, 2099286), (42, 1999320), (45, 1866032), (48, 1749405), (56, 1499490), (60, 1399524), (63, 1332880), (70, 1199592), (72, 1166270), (80, 1049643), (84, 999660), (90, 933016), (105, 799728), (112, 749745), (120, 699762), (126, 666440), (140, 599796), (144, 583135), (168, 499830), (180, 466508), (210, 399864), (240, 349881), (252, 333220), (280, 299898), (315, 266576), (336, 249915), (360, 233254), (420, 199932), (504, 166610), (560, 149949), (630, 133288), (720, 116627), (840, 99966), (1008, 83305), (1260, 66644), (1680, 49983), (2520, 33322), (5040, 16661)]