271231920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{449}}^1\times {\mathrm{839}}^1$

素因数の和:1307

約数の個数: 120

約数和(自身を含む): 914004000

約数和(自身を除く): 642772080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 449, 720, 839, 898, 1347, 1678, 1796, 2245, 2517, 2694, 3356, 3592, 4041, 4195, 4490, 5034, 5388, 6712, 6735, 7184, 7551, 8082, 8390, 8980, 10068, 10776, 12585, 13424, 13470, 15102, 16164, 16780, 17960, 20136, 20205, 21552, 25170, 26940, 30204, 32328, 33560, 35920, 37755, 40272, 40410, 50340, 53880, 60408, 64656, 67120, 75510, 80820, 100680, 107760, 120816, 151020, 161640, 201360, 302040, 323280, 376711, 604080, 753422, 1130133, 1506844, 1883555, 2260266, 3013688, 3390399, 3767110, 4520532, 5650665, 6027376, 6780798, 7534220, 9041064, 11301330, 13561596, 15068440, 16951995, 18082128, 22602660, 27123192, 30136880, 33903990, 45205320, 54246384, 67807980, 90410640, 135615960, 271231920]

約数ペア:

[(1, 271231920), (2, 135615960), (3, 90410640), (4, 67807980), (5, 54246384), (6, 45205320), (8, 33903990), (9, 30136880), (10, 27123192), (12, 22602660), (15, 18082128), (16, 16951995), (18, 15068440), (20, 13561596), (24, 11301330), (30, 9041064), (36, 7534220), (40, 6780798), (45, 6027376), (48, 5650665), (60, 4520532), (72, 3767110), (80, 3390399), (90, 3013688), (120, 2260266), (144, 1883555), (180, 1506844), (240, 1130133), (360, 753422), (449, 604080), (720, 376711), (839, 323280), (898, 302040), (1347, 201360), (1678, 161640), (1796, 151020), (2245, 120816), (2517, 107760), (2694, 100680), (3356, 80820), (3592, 75510), (4041, 67120), (4195, 64656), (4490, 60408), (5034, 53880), (5388, 50340), (6712, 40410), (6735, 40272), (7184, 37755), (7551, 35920), (8082, 33560), (8390, 32328), (8980, 30204), (10068, 26940), (10776, 25170), (12585, 21552), (13424, 20205), (13470, 20136), (15102, 17960), (16164, 16780)]