172742076

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{2351}}^1$

素因数の和:2531

約数の個数: 72

約数和(自身を含む): 473438784

約数和(自身を除く): 300696708

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 157, 234, 314, 468, 471, 628, 942, 1413, 1884, 2041, 2351, 2826, 4082, 4702, 5652, 6123, 7053, 8164, 9404, 12246, 14106, 18369, 21159, 24492, 28212, 30563, 36738, 42318, 61126, 73476, 84636, 91689, 122252, 183378, 275067, 366756, 369107, 550134, 738214, 1100268, 1107321, 1476428, 2214642, 3321963, 4429284, 4798391, 6643926, 9596782, 13287852, 14395173, 19193564, 28790346, 43185519, 57580692, 86371038, 172742076]

約数ペア:

[(1, 172742076), (2, 86371038), (3, 57580692), (4, 43185519), (6, 28790346), (9, 19193564), (12, 14395173), (13, 13287852), (18, 9596782), (26, 6643926), (36, 4798391), (39, 4429284), (52, 3321963), (78, 2214642), (117, 1476428), (156, 1107321), (157, 1100268), (234, 738214), (314, 550134), (468, 369107), (471, 366756), (628, 275067), (942, 183378), (1413, 122252), (1884, 91689), (2041, 84636), (2351, 73476), (2826, 61126), (4082, 42318), (4702, 36738), (5652, 30563), (6123, 28212), (7053, 24492), (8164, 21159), (9404, 18369), (12246, 14106)]