378456876

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{173}}^1\times {\mathrm{8681}}^1$

素因数の和:8871

約数の個数: 72

約数和(自身を含む): 1099766304

約数和(自身を除く): 721309428

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 173, 252, 346, 519, 692, 1038, 1211, 1557, 2076, 2422, 3114, 3633, 4844, 6228, 7266, 8681, 10899, 14532, 17362, 21798, 26043, 34724, 43596, 52086, 60767, 78129, 104172, 121534, 156258, 182301, 243068, 312516, 364602, 546903, 729204, 1093806, 1501813, 2187612, 3003626, 4505439, 6007252, 9010878, 10512691, 13516317, 18021756, 21025382, 27032634, 31538073, 42050764, 54065268, 63076146, 94614219, 126152292, 189228438, 378456876]

約数ペア:

[(1, 378456876), (2, 189228438), (3, 126152292), (4, 94614219), (6, 63076146), (7, 54065268), (9, 42050764), (12, 31538073), (14, 27032634), (18, 21025382), (21, 18021756), (28, 13516317), (36, 10512691), (42, 9010878), (63, 6007252), (84, 4505439), (126, 3003626), (173, 2187612), (252, 1501813), (346, 1093806), (519, 729204), (692, 546903), (1038, 364602), (1211, 312516), (1557, 243068), (2076, 182301), (2422, 156258), (3114, 121534), (3633, 104172), (4844, 78129), (6228, 60767), (7266, 52086), (8681, 43596), (10899, 34724), (14532, 26043), (17362, 21798)]