195288660

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{154991}}^1$

素因数の和:155013

約数の個数: 72

約数和(自身を含む): 677005056

約数和(自身を除く): 481716396

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 154991, 309982, 464973, 619964, 774955, 929946, 1084937, 1394919, 1549910, 1859892, 2169874, 2324865, 2789838, 3099820, 3254811, 4339748, 4649730, 5424685, 5579676, 6509622, 6974595, 9299460, 9764433, 10849370, 13019244, 13949190, 16274055, 19528866, 21698740, 27898380, 32548110, 39057732, 48822165, 65096220, 97644330, 195288660]

約数ペア:

[(1, 195288660), (2, 97644330), (3, 65096220), (4, 48822165), (5, 39057732), (6, 32548110), (7, 27898380), (9, 21698740), (10, 19528866), (12, 16274055), (14, 13949190), (15, 13019244), (18, 10849370), (20, 9764433), (21, 9299460), (28, 6974595), (30, 6509622), (35, 5579676), (36, 5424685), (42, 4649730), (45, 4339748), (60, 3254811), (63, 3099820), (70, 2789838), (84, 2324865), (90, 2169874), (105, 1859892), (126, 1549910), (140, 1394919), (180, 1084937), (210, 929946), (252, 774955), (315, 619964), (420, 464973), (630, 309982), (1260, 154991)]