30154938

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{173}}^1$

素因数の和:347

約数の個数: 64

約数和(自身を含む): 70156800

約数和(自身を除く): 40001862

約数列:

[1, 2, 3, 6, 11, 19, 22, 33, 38, 57, 66, 114, 139, 173, 209, 278, 346, 417, 418, 519, 627, 834, 1038, 1254, 1529, 1903, 2641, 3058, 3287, 3806, 4587, 5282, 5709, 6574, 7923, 9174, 9861, 11418, 15846, 19722, 24047, 29051, 36157, 48094, 58102, 72141, 72314, 87153, 108471, 144282, 174306, 216942, 264517, 456893, 529034, 793551, 913786, 1370679, 1587102, 2741358, 5025823, 10051646, 15077469, 30154938]

約数ペア:

[(1, 30154938), (2, 15077469), (3, 10051646), (6, 5025823), (11, 2741358), (19, 1587102), (22, 1370679), (33, 913786), (38, 793551), (57, 529034), (66, 456893), (114, 264517), (139, 216942), (173, 174306), (209, 144282), (278, 108471), (346, 87153), (417, 72314), (418, 72141), (519, 58102), (627, 48094), (834, 36157), (1038, 29051), (1254, 24047), (1529, 19722), (1903, 15846), (2641, 11418), (3058, 9861), (3287, 9174), (3806, 7923), (4587, 6574), (5282, 5709)]