15694404040

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{257}}^1\times {\mathrm{4451}}^1$

素因数の和:4740

約数の個数: 128

約数和(自身を含む): 41350176000

約数和(自身を除く): 25655771960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 257, 280, 343, 392, 490, 514, 686, 980, 1028, 1285, 1372, 1715, 1799, 1960, 2056, 2570, 2744, 3430, 3598, 4451, 5140, 6860, 7196, 8902, 8995, 10280, 12593, 13720, 14392, 17804, 17990, 22255, 25186, 31157, 35608, 35980, 44510, 50372, 62314, 62965, 71960, 88151, 89020, 100744, 124628, 125930, 155785, 176302, 178040, 218099, 249256, 251860, 311570, 352604, 436198, 440755, 503720, 623140, 705208, 872396, 881510, 1090495, 1143907, 1246280, 1526693, 1744792, 1763020, 2180990, 2287814, 3053386, 3526040, 4361980, 4575628, 5719535, 6106772, 7633465, 8007349, 8723960, 9151256, 11439070, 12213544, 15266930, 16014698, 22878140, 30533860, 32029396, 40036745, 45756280, 56051443, 61067720, 64058792, 80073490, 112102886, 160146980, 224205772, 280257215, 320293960, 392360101, 448411544, 560514430, 784720202, 1121028860, 1569440404, 1961800505, 2242057720, 3138880808, 3923601010, 7847202020, 15694404040]

約数ペア:

[(1, 15694404040), (2, 7847202020), (4, 3923601010), (5, 3138880808), (7, 2242057720), (8, 1961800505), (10, 1569440404), (14, 1121028860), (20, 784720202), (28, 560514430), (35, 448411544), (40, 392360101), (49, 320293960), (56, 280257215), (70, 224205772), (98, 160146980), (140, 112102886), (196, 80073490), (245, 64058792), (257, 61067720), (280, 56051443), (343, 45756280), (392, 40036745), (490, 32029396), (514, 30533860), (686, 22878140), (980, 16014698), (1028, 15266930), (1285, 12213544), (1372, 11439070), (1715, 9151256), (1799, 8723960), (1960, 8007349), (2056, 7633465), (2570, 6106772), (2744, 5719535), (3430, 4575628), (3598, 4361980), (4451, 3526040), (5140, 3053386), (6860, 2287814), (7196, 2180990), (8902, 1763020), (8995, 1744792), (10280, 1526693), (12593, 1246280), (13720, 1143907), (14392, 1090495), (17804, 881510), (17990, 872396), (22255, 705208), (25186, 623140), (31157, 503720), (35608, 440755), (35980, 436198), (44510, 352604), (50372, 311570), (62314, 251860), (62965, 249256), (71960, 218099), (88151, 178040), (89020, 176302), (100744, 155785), (124628, 125930)]