271631178

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{331}}^1$

素因数の和:529

約数の個数: 128

約数和(自身を含む): 749629440

約数和(自身を除く): 477998262

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 27, 39, 42, 54, 63, 78, 91, 117, 126, 167, 182, 189, 234, 273, 331, 334, 351, 378, 501, 546, 662, 702, 819, 993, 1002, 1169, 1503, 1638, 1986, 2171, 2317, 2338, 2457, 2979, 3006, 3507, 4303, 4342, 4509, 4634, 4914, 5958, 6513, 6951, 7014, 8606, 8937, 9018, 10521, 12909, 13026, 13902, 15197, 17874, 19539, 20853, 21042, 25818, 30121, 30394, 31563, 38727, 39078, 41706, 45591, 55277, 58617, 60242, 62559, 63126, 77454, 90363, 91182, 110554, 116181, 117234, 125118, 136773, 165831, 180726, 232362, 271089, 273546, 331662, 386939, 410319, 497493, 542178, 718601, 773878, 813267, 820638, 994986, 1160817, 1437202, 1492479, 1626534, 2155803, 2321634, 2984958, 3482451, 4311606, 5030207, 6467409, 6964902, 10060414, 10447353, 12934818, 15090621, 19402227, 20894706, 30181242, 38804454, 45271863, 90543726, 135815589, 271631178]

約数ペア:

[(1, 271631178), (2, 135815589), (3, 90543726), (6, 45271863), (7, 38804454), (9, 30181242), (13, 20894706), (14, 19402227), (18, 15090621), (21, 12934818), (26, 10447353), (27, 10060414), (39, 6964902), (42, 6467409), (54, 5030207), (63, 4311606), (78, 3482451), (91, 2984958), (117, 2321634), (126, 2155803), (167, 1626534), (182, 1492479), (189, 1437202), (234, 1160817), (273, 994986), (331, 820638), (334, 813267), (351, 773878), (378, 718601), (501, 542178), (546, 497493), (662, 410319), (702, 386939), (819, 331662), (993, 273546), (1002, 271089), (1169, 232362), (1503, 180726), (1638, 165831), (1986, 136773), (2171, 125118), (2317, 117234), (2338, 116181), (2457, 110554), (2979, 91182), (3006, 90363), (3507, 77454), (4303, 63126), (4342, 62559), (4509, 60242), (4634, 58617), (4914, 55277), (5958, 45591), (6513, 41706), (6951, 39078), (7014, 38727), (8606, 31563), (8937, 30394), (9018, 30121), (10521, 25818), (12909, 21042), (13026, 20853), (13902, 19539), (15197, 17874)]