128492784

素因数分解:

$2^4\times 3^3\times 7^1\times {\mathrm{42491}}^1$

素因数の和:42515

約数の個数: 80

約数和(自身を含む): 421520640

約数和(自身を除く): 293027856

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 48, 54, 56, 63, 72, 84, 108, 112, 126, 144, 168, 189, 216, 252, 336, 378, 432, 504, 756, 1008, 1512, 3024, 42491, 84982, 127473, 169964, 254946, 297437, 339928, 382419, 509892, 594874, 679856, 764838, 892311, 1019784, 1147257, 1189748, 1529676, 1784622, 2039568, 2294514, 2379496, 2676933, 3059352, 3569244, 4589028, 4758992, 5353866, 6118704, 7138488, 8030799, 9178056, 10707732, 14276976, 16061598, 18356112, 21415464, 32123196, 42830928, 64246392, 128492784]

約数ペア:

[(1, 128492784), (2, 64246392), (3, 42830928), (4, 32123196), (6, 21415464), (7, 18356112), (8, 16061598), (9, 14276976), (12, 10707732), (14, 9178056), (16, 8030799), (18, 7138488), (21, 6118704), (24, 5353866), (27, 4758992), (28, 4589028), (36, 3569244), (42, 3059352), (48, 2676933), (54, 2379496), (56, 2294514), (63, 2039568), (72, 1784622), (84, 1529676), (108, 1189748), (112, 1147257), (126, 1019784), (144, 892311), (168, 764838), (189, 679856), (216, 594874), (252, 509892), (336, 382419), (378, 339928), (432, 297437), (504, 254946), (756, 169964), (1008, 127473), (1512, 84982), (3024, 42491)]