134567840

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{487}}^1$

素因数の和:670

約数の個数: 96

約数和(自身を含む): 349743744

約数和(自身を除く): 215175904

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 157, 160, 176, 220, 314, 352, 440, 487, 628, 785, 880, 974, 1256, 1570, 1727, 1760, 1948, 2435, 2512, 3140, 3454, 3896, 4870, 5024, 5357, 6280, 6908, 7792, 8635, 9740, 10714, 12560, 13816, 15584, 17270, 19480, 21428, 25120, 26785, 27632, 34540, 38960, 42856, 53570, 55264, 69080, 76459, 77920, 85712, 107140, 138160, 152918, 171424, 214280, 276320, 305836, 382295, 428560, 611672, 764590, 841049, 857120, 1223344, 1529180, 1682098, 2446688, 3058360, 3364196, 4205245, 6116720, 6728392, 8410490, 12233440, 13456784, 16820980, 26913568, 33641960, 67283920, 134567840]

約数ペア:

[(1, 134567840), (2, 67283920), (4, 33641960), (5, 26913568), (8, 16820980), (10, 13456784), (11, 12233440), (16, 8410490), (20, 6728392), (22, 6116720), (32, 4205245), (40, 3364196), (44, 3058360), (55, 2446688), (80, 1682098), (88, 1529180), (110, 1223344), (157, 857120), (160, 841049), (176, 764590), (220, 611672), (314, 428560), (352, 382295), (440, 305836), (487, 276320), (628, 214280), (785, 171424), (880, 152918), (974, 138160), (1256, 107140), (1570, 85712), (1727, 77920), (1760, 76459), (1948, 69080), (2435, 55264), (2512, 53570), (3140, 42856), (3454, 38960), (3896, 34540), (4870, 27632), (5024, 26785), (5357, 25120), (6280, 21428), (6908, 19480), (7792, 17270), (8635, 15584), (9740, 13816), (10714, 12560)]