721269972

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{12269}}^1$

素因数の和:12373

約数の個数: 72

約数和(自身を含む): 1929432960

約数和(自身を除く): 1208162988

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 71, 92, 138, 142, 207, 213, 276, 284, 414, 426, 639, 828, 852, 1278, 1633, 2556, 3266, 4899, 6532, 9798, 12269, 14697, 19596, 24538, 29394, 36807, 49076, 58788, 73614, 110421, 147228, 220842, 282187, 441684, 564374, 846561, 871099, 1128748, 1693122, 1742198, 2539683, 2613297, 3386244, 3484396, 5079366, 5226594, 7839891, 10158732, 10453188, 15679782, 20035277, 31359564, 40070554, 60105831, 80141108, 120211662, 180317493, 240423324, 360634986, 721269972]

約数ペア:

[(1, 721269972), (2, 360634986), (3, 240423324), (4, 180317493), (6, 120211662), (9, 80141108), (12, 60105831), (18, 40070554), (23, 31359564), (36, 20035277), (46, 15679782), (69, 10453188), (71, 10158732), (92, 7839891), (138, 5226594), (142, 5079366), (207, 3484396), (213, 3386244), (276, 2613297), (284, 2539683), (414, 1742198), (426, 1693122), (639, 1128748), (828, 871099), (852, 846561), (1278, 564374), (1633, 441684), (2556, 282187), (3266, 220842), (4899, 147228), (6532, 110421), (9798, 73614), (12269, 58788), (14697, 49076), (19596, 36807), (24538, 29394)]