278868168

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^2\times {\mathrm{10729}}^1$

素因数の和:10779

約数の個数: 72

約数和(自身を含む): 797185350

約数和(自身を除く): 518317182

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 57, 72, 76, 114, 152, 171, 228, 342, 361, 456, 684, 722, 1083, 1368, 1444, 2166, 2888, 3249, 4332, 6498, 8664, 10729, 12996, 21458, 25992, 32187, 42916, 64374, 85832, 96561, 128748, 193122, 203851, 257496, 386244, 407702, 611553, 772488, 815404, 1223106, 1630808, 1834659, 2446212, 3669318, 3873169, 4892424, 7338636, 7746338, 11619507, 14677272, 15492676, 23239014, 30985352, 34858521, 46478028, 69717042, 92956056, 139434084, 278868168]

約数ペア:

[(1, 278868168), (2, 139434084), (3, 92956056), (4, 69717042), (6, 46478028), (8, 34858521), (9, 30985352), (12, 23239014), (18, 15492676), (19, 14677272), (24, 11619507), (36, 7746338), (38, 7338636), (57, 4892424), (72, 3873169), (76, 3669318), (114, 2446212), (152, 1834659), (171, 1630808), (228, 1223106), (342, 815404), (361, 772488), (456, 611553), (684, 407702), (722, 386244), (1083, 257496), (1368, 203851), (1444, 193122), (2166, 128748), (2888, 96561), (3249, 85832), (4332, 64374), (6498, 42916), (8664, 32187), (10729, 25992), (12996, 21458)]