207777985940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{1523}}^1\times {\mathrm{1907}}^1$

素因数の和:3526

約数の個数: 144

約数和(自身を含む): 515132799552

約数和(自身を除く): 307354813612

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 73, 98, 140, 146, 196, 245, 292, 365, 490, 511, 730, 980, 1022, 1460, 1523, 1907, 2044, 2555, 3046, 3577, 3814, 5110, 6092, 7154, 7615, 7628, 9535, 10220, 10661, 13349, 14308, 15230, 17885, 19070, 21322, 26698, 30460, 35770, 38140, 42644, 53305, 53396, 66745, 71540, 74627, 93443, 106610, 111179, 133490, 139211, 149254, 186886, 213220, 222358, 266980, 278422, 298508, 373135, 373772, 444716, 467215, 555895, 556844, 696055, 746270, 778253, 934430, 974477, 1111790, 1392110, 1492540, 1556506, 1868860, 1948954, 2223580, 2784220, 2904361, 3113012, 3891265, 3897908, 4872385, 5447771, 5808722, 6821339, 7782530, 9744770, 10895542, 11617444, 13642678, 14521805, 15565060, 19489540, 20330527, 21791084, 27238855, 27285356, 29043610, 34106695, 40661054, 54477710, 58087220, 68213390, 81322108, 101652635, 108955420, 136426780, 142313689, 203305270, 212018353, 284627378, 406610540, 424036706, 569254756, 711568445, 848073412, 1060091765, 1423136890, 1484128471, 2120183530, 2846273780, 2968256942, 4240367060, 5936513884, 7420642355, 10388899297, 14841284710, 20777798594, 29682569420, 41555597188, 51944496485, 103888992970, 207777985940]

約数ペア:

[(1, 207777985940), (2, 103888992970), (4, 51944496485), (5, 41555597188), (7, 29682569420), (10, 20777798594), (14, 14841284710), (20, 10388899297), (28, 7420642355), (35, 5936513884), (49, 4240367060), (70, 2968256942), (73, 2846273780), (98, 2120183530), (140, 1484128471), (146, 1423136890), (196, 1060091765), (245, 848073412), (292, 711568445), (365, 569254756), (490, 424036706), (511, 406610540), (730, 284627378), (980, 212018353), (1022, 203305270), (1460, 142313689), (1523, 136426780), (1907, 108955420), (2044, 101652635), (2555, 81322108), (3046, 68213390), (3577, 58087220), (3814, 54477710), (5110, 40661054), (6092, 34106695), (7154, 29043610), (7615, 27285356), (7628, 27238855), (9535, 21791084), (10220, 20330527), (10661, 19489540), (13349, 15565060), (14308, 14521805), (15230, 13642678), (17885, 11617444), (19070, 10895542), (21322, 9744770), (26698, 7782530), (30460, 6821339), (35770, 5808722), (38140, 5447771), (42644, 4872385), (53305, 3897908), (53396, 3891265), (66745, 3113012), (71540, 2904361), (74627, 2784220), (93443, 2223580), (106610, 1948954), (111179, 1868860), (133490, 1556506), (139211, 1492540), (149254, 1392110), (186886, 1111790), (213220, 974477), (222358, 934430), (266980, 778253), (278422, 746270), (298508, 696055), (373135, 556844), (373772, 555895), (444716, 467215)]