156797820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{12269}}^1$

素因数の和:12355

約数の個数: 72

約数和(自身を含む): 482358240

約数和(自身を除く): 325560420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 71, 90, 142, 180, 213, 284, 355, 426, 639, 710, 852, 1065, 1278, 1420, 2130, 2556, 3195, 4260, 6390, 12269, 12780, 24538, 36807, 49076, 61345, 73614, 110421, 122690, 147228, 184035, 220842, 245380, 368070, 441684, 552105, 736140, 871099, 1104210, 1742198, 2208420, 2613297, 3484396, 4355495, 5226594, 7839891, 8710990, 10453188, 13066485, 15679782, 17421980, 26132970, 31359564, 39199455, 52265940, 78398910, 156797820]

約数ペア:

[(1, 156797820), (2, 78398910), (3, 52265940), (4, 39199455), (5, 31359564), (6, 26132970), (9, 17421980), (10, 15679782), (12, 13066485), (15, 10453188), (18, 8710990), (20, 7839891), (30, 5226594), (36, 4355495), (45, 3484396), (60, 2613297), (71, 2208420), (90, 1742198), (142, 1104210), (180, 871099), (213, 736140), (284, 552105), (355, 441684), (426, 368070), (639, 245380), (710, 220842), (852, 184035), (1065, 147228), (1278, 122690), (1420, 110421), (2130, 73614), (2556, 61345), (3195, 49076), (4260, 36807), (6390, 24538), (12269, 12780)]