121445968

素因数分解:

$2^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{269}}^1$

素因数の和:452

約数の個数: 80

約数和(自身を含む): 281232000

約数和(自身を除く): 159786032

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 56, 58, 112, 116, 139, 203, 232, 269, 278, 406, 464, 538, 556, 812, 973, 1076, 1112, 1624, 1883, 1946, 2152, 2224, 3248, 3766, 3892, 4031, 4304, 7532, 7784, 7801, 8062, 15064, 15568, 15602, 16124, 28217, 30128, 31204, 32248, 37391, 54607, 56434, 62408, 64496, 74782, 109214, 112868, 124816, 149564, 218428, 225736, 261737, 299128, 436856, 451472, 523474, 598256, 873712, 1046948, 1084339, 2093896, 2168678, 4187792, 4337356, 7590373, 8674712, 15180746, 17349424, 30361492, 60722984, 121445968]

約数ペア:

[(1, 121445968), (2, 60722984), (4, 30361492), (7, 17349424), (8, 15180746), (14, 8674712), (16, 7590373), (28, 4337356), (29, 4187792), (56, 2168678), (58, 2093896), (112, 1084339), (116, 1046948), (139, 873712), (203, 598256), (232, 523474), (269, 451472), (278, 436856), (406, 299128), (464, 261737), (538, 225736), (556, 218428), (812, 149564), (973, 124816), (1076, 112868), (1112, 109214), (1624, 74782), (1883, 64496), (1946, 62408), (2152, 56434), (2224, 54607), (3248, 37391), (3766, 32248), (3892, 31204), (4031, 30128), (4304, 28217), (7532, 16124), (7784, 15602), (7801, 15568), (8062, 15064)]