178438428

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{173}}^1\times {\mathrm{4093}}^1$

素因数の和:4283

約数の個数: 72

約数和(自身を含む): 518595168

約数和(自身を除く): 340156740

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, 4093, 4844, 6228, 7266, 8186, 10899, 12279, 14532, 16372, 21798, 24558, 28651, 36837, 43596, 49116, 57302, 73674, 85953, 114604, 147348, 171906, 257859, 343812, 515718, 708089, 1031436, 1416178, 2124267, 2832356, 4248534, 4956623, 6372801, 8497068, 9913246, 12745602, 14869869, 19826492, 25491204, 29739738, 44609607, 59479476, 89219214, 178438428]

約数ペア:

[(1, 178438428), (2, 89219214), (3, 59479476), (4, 44609607), (6, 29739738), (7, 25491204), (9, 19826492), (12, 14869869), (14, 12745602), (18, 9913246), (21, 8497068), (28, 6372801), (36, 4956623), (42, 4248534), (63, 2832356), (84, 2124267), (126, 1416178), (173, 1031436), (252, 708089), (346, 515718), (519, 343812), (692, 257859), (1038, 171906), (1211, 147348), (1557, 114604), (2076, 85953), (2422, 73674), (3114, 57302), (3633, 49116), (4093, 43596), (4844, 36837), (6228, 28651), (7266, 24558), (8186, 21798), (10899, 16372), (12279, 14532)]