20158272

素因数分解:

$2^6\times 3^2\times {\mathrm{79}}^1\times {\mathrm{443}}^1$

素因数の和:540

約数の個数: 84

約数和(自身を含む): 58643520

約数和(自身を除く): 38485248

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 79, 96, 144, 158, 192, 237, 288, 316, 443, 474, 576, 632, 711, 886, 948, 1264, 1329, 1422, 1772, 1896, 2528, 2658, 2844, 3544, 3792, 3987, 5056, 5316, 5688, 7088, 7584, 7974, 10632, 11376, 14176, 15168, 15948, 21264, 22752, 28352, 31896, 34997, 42528, 45504, 63792, 69994, 85056, 104991, 127584, 139988, 209982, 255168, 279976, 314973, 419964, 559952, 629946, 839928, 1119904, 1259892, 1679856, 2239808, 2519784, 3359712, 5039568, 6719424, 10079136, 20158272]

約数ペア:

[(1, 20158272), (2, 10079136), (3, 6719424), (4, 5039568), (6, 3359712), (8, 2519784), (9, 2239808), (12, 1679856), (16, 1259892), (18, 1119904), (24, 839928), (32, 629946), (36, 559952), (48, 419964), (64, 314973), (72, 279976), (79, 255168), (96, 209982), (144, 139988), (158, 127584), (192, 104991), (237, 85056), (288, 69994), (316, 63792), (443, 45504), (474, 42528), (576, 34997), (632, 31896), (711, 28352), (886, 22752), (948, 21264), (1264, 15948), (1329, 15168), (1422, 14176), (1772, 11376), (1896, 10632), (2528, 7974), (2658, 7584), (2844, 7088), (3544, 5688), (3792, 5316), (3987, 5056)]