42097140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{271}}^1\times {\mathrm{863}}^1$

素因数の和:1149

約数の個数: 72

約数和(自身を含む): 128314368

約数和(自身を除く): 86217228

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 271, 542, 813, 863, 1084, 1355, 1626, 1726, 2439, 2589, 2710, 3252, 3452, 4065, 4315, 4878, 5178, 5420, 7767, 8130, 8630, 9756, 10356, 12195, 12945, 15534, 16260, 17260, 24390, 25890, 31068, 38835, 48780, 51780, 77670, 155340, 233873, 467746, 701619, 935492, 1169365, 1403238, 2104857, 2338730, 2806476, 3508095, 4209714, 4677460, 7016190, 8419428, 10524285, 14032380, 21048570, 42097140]

約数ペア:

[(1, 42097140), (2, 21048570), (3, 14032380), (4, 10524285), (5, 8419428), (6, 7016190), (9, 4677460), (10, 4209714), (12, 3508095), (15, 2806476), (18, 2338730), (20, 2104857), (30, 1403238), (36, 1169365), (45, 935492), (60, 701619), (90, 467746), (180, 233873), (271, 155340), (542, 77670), (813, 51780), (863, 48780), (1084, 38835), (1355, 31068), (1626, 25890), (1726, 24390), (2439, 17260), (2589, 16260), (2710, 15534), (3252, 12945), (3452, 12195), (4065, 10356), (4315, 9756), (4878, 8630), (5178, 8130), (5420, 7767)]