26751420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{331}}^1\times {\mathrm{449}}^1$

素因数の和:795

約数の個数: 72

約数和(自身を含む): 81572400

約数和(自身を除く): 54820980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 331, 449, 662, 898, 993, 1324, 1347, 1655, 1796, 1986, 2245, 2694, 2979, 3310, 3972, 4041, 4490, 4965, 5388, 5958, 6620, 6735, 8082, 8980, 9930, 11916, 13470, 14895, 16164, 19860, 20205, 26940, 29790, 40410, 59580, 80820, 148619, 297238, 445857, 594476, 743095, 891714, 1337571, 1486190, 1783428, 2229285, 2675142, 2972380, 4458570, 5350284, 6687855, 8917140, 13375710, 26751420]

約数ペア:

[(1, 26751420), (2, 13375710), (3, 8917140), (4, 6687855), (5, 5350284), (6, 4458570), (9, 2972380), (10, 2675142), (12, 2229285), (15, 1783428), (18, 1486190), (20, 1337571), (30, 891714), (36, 743095), (45, 594476), (60, 445857), (90, 297238), (180, 148619), (331, 80820), (449, 59580), (662, 40410), (898, 29790), (993, 26940), (1324, 20205), (1347, 19860), (1655, 16164), (1796, 14895), (1986, 13470), (2245, 11916), (2694, 9930), (2979, 8980), (3310, 8082), (3972, 6735), (4041, 6620), (4490, 5958), (4965, 5388)]