201909060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{661}}^1\times {\mathrm{1697}}^1$

素因数の和:2373

約数の個数: 72

約数和(自身を含む): 613745496

約数和(自身を除く): 411836436

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 661, 1322, 1697, 1983, 2644, 3305, 3394, 3966, 5091, 5949, 6610, 6788, 7932, 8485, 9915, 10182, 11898, 13220, 15273, 16970, 19830, 20364, 23796, 25455, 29745, 30546, 33940, 39660, 50910, 59490, 61092, 76365, 101820, 118980, 152730, 305460, 1121717, 2243434, 3365151, 4486868, 5608585, 6730302, 10095453, 11217170, 13460604, 16825755, 20190906, 22434340, 33651510, 40381812, 50477265, 67303020, 100954530, 201909060]

約数ペア:

[(1, 201909060), (2, 100954530), (3, 67303020), (4, 50477265), (5, 40381812), (6, 33651510), (9, 22434340), (10, 20190906), (12, 16825755), (15, 13460604), (18, 11217170), (20, 10095453), (30, 6730302), (36, 5608585), (45, 4486868), (60, 3365151), (90, 2243434), (180, 1121717), (661, 305460), (1322, 152730), (1697, 118980), (1983, 101820), (2644, 76365), (3305, 61092), (3394, 59490), (3966, 50910), (5091, 39660), (5949, 33940), (6610, 30546), (6788, 29745), (7932, 25455), (8485, 23796), (9915, 20364), (10182, 19830), (11898, 16970), (13220, 15273)]