210006409900

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{1571}}^1\times {\mathrm{27281}}^1$

素因数の和:28880

約数の個数: 108

約数和(自身を含む): 530473063176

約数和(自身を除く): 320466653276

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 140, 175, 196, 245, 350, 490, 700, 980, 1225, 1571, 2450, 3142, 4900, 6284, 7855, 10997, 15710, 21994, 27281, 31420, 39275, 43988, 54562, 54985, 76979, 78550, 109124, 109970, 136405, 153958, 157100, 190967, 219940, 272810, 274925, 307916, 381934, 384895, 545620, 549850, 682025, 763868, 769790, 954835, 1099700, 1336769, 1364050, 1539580, 1909670, 1924475, 2673538, 2728100, 3819340, 3848950, 4774175, 5347076, 6683845, 7697900, 9548350, 13367690, 19096700, 26735380, 33419225, 42858451, 66838450, 85716902, 133676900, 171433804, 214292255, 300009157, 428584510, 600018314, 857169020, 1071461275, 1200036628, 1500045785, 2100064099, 2142922550, 3000091570, 4200128198, 4285845100, 6000183140, 7500228925, 8400256396, 10500320495, 15000457850, 21000640990, 30000915700, 42001281980, 52501602475, 105003204950, 210006409900]

約数ペア:

[(1, 210006409900), (2, 105003204950), (4, 52501602475), (5, 42001281980), (7, 30000915700), (10, 21000640990), (14, 15000457850), (20, 10500320495), (25, 8400256396), (28, 7500228925), (35, 6000183140), (49, 4285845100), (50, 4200128198), (70, 3000091570), (98, 2142922550), (100, 2100064099), (140, 1500045785), (175, 1200036628), (196, 1071461275), (245, 857169020), (350, 600018314), (490, 428584510), (700, 300009157), (980, 214292255), (1225, 171433804), (1571, 133676900), (2450, 85716902), (3142, 66838450), (4900, 42858451), (6284, 33419225), (7855, 26735380), (10997, 19096700), (15710, 13367690), (21994, 9548350), (27281, 7697900), (31420, 6683845), (39275, 5347076), (43988, 4774175), (54562, 3848950), (54985, 3819340), (76979, 2728100), (78550, 2673538), (109124, 1924475), (109970, 1909670), (136405, 1539580), (153958, 1364050), (157100, 1336769), (190967, 1099700), (219940, 954835), (272810, 769790), (274925, 763868), (307916, 682025), (381934, 549850), (384895, 545620)]