31919604

素因数分解:

$2^2\times 3^1\times {\mathrm{29}}^1\times {\mathrm{37}}^2\times {\mathrm{67}}^1$

素因数の和:177

約数の個数: 72

約数和(自身を含む): 80367840

約数和(自身を除く): 48448236

約数列:

[1, 2, 3, 4, 6, 12, 29, 37, 58, 67, 74, 87, 111, 116, 134, 148, 174, 201, 222, 268, 348, 402, 444, 804, 1073, 1369, 1943, 2146, 2479, 2738, 3219, 3886, 4107, 4292, 4958, 5476, 5829, 6438, 7437, 7772, 8214, 9916, 11658, 12876, 14874, 16428, 23316, 29748, 39701, 71891, 79402, 91723, 119103, 143782, 158804, 183446, 215673, 238206, 275169, 287564, 366892, 431346, 476412, 550338, 862692, 1100676, 2659967, 5319934, 7979901, 10639868, 15959802, 31919604]

約数ペア:

[(1, 31919604), (2, 15959802), (3, 10639868), (4, 7979901), (6, 5319934), (12, 2659967), (29, 1100676), (37, 862692), (58, 550338), (67, 476412), (74, 431346), (87, 366892), (111, 287564), (116, 275169), (134, 238206), (148, 215673), (174, 183446), (201, 158804), (222, 143782), (268, 119103), (348, 91723), (402, 79402), (444, 71891), (804, 39701), (1073, 29748), (1369, 23316), (1943, 16428), (2146, 14874), (2479, 12876), (2738, 11658), (3219, 9916), (3886, 8214), (4107, 7772), (4292, 7437), (4958, 6438), (5476, 5829)]