1225229600

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{331}}^1\times {\mathrm{661}}^1$

素因数の和:1019

約数の個数: 144

約数和(自身を含む): 3433905216

約数和(自身を除く): 2208675616

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 70, 80, 100, 112, 140, 160, 175, 200, 224, 280, 331, 350, 400, 560, 661, 662, 700, 800, 1120, 1322, 1324, 1400, 1655, 2317, 2644, 2648, 2800, 3305, 3310, 4627, 4634, 5288, 5296, 5600, 6610, 6620, 8275, 9254, 9268, 10576, 10592, 11585, 13220, 13240, 16525, 16550, 18508, 18536, 21152, 23135, 23170, 26440, 26480, 33050, 33100, 37016, 37072, 46270, 46340, 52880, 52960, 57925, 66100, 66200, 74032, 74144, 92540, 92680, 105760, 115675, 115850, 132200, 132400, 148064, 185080, 185360, 218791, 231350, 231700, 264400, 264800, 370160, 370720, 437582, 462700, 463400, 528800, 740320, 875164, 925400, 926800, 1093955, 1531537, 1750328, 1850800, 1853600, 2187910, 3063074, 3500656, 3701600, 4375820, 5469775, 6126148, 7001312, 7657685, 8751640, 10939550, 12252296, 15315370, 17503280, 21879100, 24504592, 30630740, 35006560, 38288425, 43758200, 49009184, 61261480, 76576850, 87516400, 122522960, 153153700, 175032800, 245045920, 306307400, 612614800, 1225229600]

約数ペア:

[(1, 1225229600), (2, 612614800), (4, 306307400), (5, 245045920), (7, 175032800), (8, 153153700), (10, 122522960), (14, 87516400), (16, 76576850), (20, 61261480), (25, 49009184), (28, 43758200), (32, 38288425), (35, 35006560), (40, 30630740), (50, 24504592), (56, 21879100), (70, 17503280), (80, 15315370), (100, 12252296), (112, 10939550), (140, 8751640), (160, 7657685), (175, 7001312), (200, 6126148), (224, 5469775), (280, 4375820), (331, 3701600), (350, 3500656), (400, 3063074), (560, 2187910), (661, 1853600), (662, 1850800), (700, 1750328), (800, 1531537), (1120, 1093955), (1322, 926800), (1324, 925400), (1400, 875164), (1655, 740320), (2317, 528800), (2644, 463400), (2648, 462700), (2800, 437582), (3305, 370720), (3310, 370160), (4627, 264800), (4634, 264400), (5288, 231700), (5296, 231350), (5600, 218791), (6610, 185360), (6620, 185080), (8275, 148064), (9254, 132400), (9268, 132200), (10576, 115850), (10592, 115675), (11585, 105760), (13220, 92680), (13240, 92540), (16525, 74144), (16550, 74032), (18508, 66200), (18536, 66100), (21152, 57925), (23135, 52960), (23170, 52880), (26440, 46340), (26480, 46270), (33050, 37072), (33100, 37016)]