720612172

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{241}}^1\times {\mathrm{4643}}^1$

素因数の和:4918

約数の個数: 48

約数和(自身を含む): 1510451712

約数和(自身を除く): 789839540

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 241, 322, 482, 644, 964, 1687, 3374, 4643, 5543, 6748, 9286, 11086, 18572, 22172, 32501, 38801, 65002, 77602, 106789, 130004, 155204, 213578, 427156, 747523, 1118963, 1495046, 2237926, 2990092, 4475852, 7832741, 15665482, 25736149, 31330964, 51472298, 102944596, 180153043, 360306086, 720612172]

約数ペア:

[(1, 720612172), (2, 360306086), (4, 180153043), (7, 102944596), (14, 51472298), (23, 31330964), (28, 25736149), (46, 15665482), (92, 7832741), (161, 4475852), (241, 2990092), (322, 2237926), (482, 1495046), (644, 1118963), (964, 747523), (1687, 427156), (3374, 213578), (4643, 155204), (5543, 130004), (6748, 106789), (9286, 77602), (11086, 65002), (18572, 38801), (22172, 32501)]