201990320

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{3371}}^1$

素因数の和:3498

約数の個数: 80

約数和(自身を含む): 541893888

約数和(自身を除く): 339903568

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 107, 112, 140, 214, 280, 428, 535, 560, 749, 856, 1070, 1498, 1712, 2140, 2996, 3371, 3745, 4280, 5992, 6742, 7490, 8560, 11984, 13484, 14980, 16855, 23597, 26968, 29960, 33710, 47194, 53936, 59920, 67420, 94388, 117985, 134840, 188776, 235970, 269680, 360697, 377552, 471940, 721394, 943880, 1442788, 1803485, 1887760, 2524879, 2885576, 3606970, 5049758, 5771152, 7213940, 10099516, 12624395, 14427880, 20199032, 25248790, 28855760, 40398064, 50497580, 100995160, 201990320]

約数ペア:

[(1, 201990320), (2, 100995160), (4, 50497580), (5, 40398064), (7, 28855760), (8, 25248790), (10, 20199032), (14, 14427880), (16, 12624395), (20, 10099516), (28, 7213940), (35, 5771152), (40, 5049758), (56, 3606970), (70, 2885576), (80, 2524879), (107, 1887760), (112, 1803485), (140, 1442788), (214, 943880), (280, 721394), (428, 471940), (535, 377552), (560, 360697), (749, 269680), (856, 235970), (1070, 188776), (1498, 134840), (1712, 117985), (2140, 94388), (2996, 67420), (3371, 59920), (3745, 53936), (4280, 47194), (5992, 33710), (6742, 29960), (7490, 26968), (8560, 23597), (11984, 16855), (13484, 14980)]