196017840

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{90749}}^1$

素因数の和:90771

約数の個数: 80

約数和(自身を含む): 675180000

約数和(自身を除く): 479162160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 90749, 181498, 272247, 362996, 453745, 544494, 725992, 816741, 907490, 1088988, 1361235, 1451984, 1633482, 1814980, 2177976, 2450223, 2722470, 3266964, 3629960, 4083705, 4355952, 4900446, 5444940, 6533928, 7259920, 8167410, 9800892, 10889880, 12251115, 13067856, 16334820, 19601784, 21779760, 24502230, 32669640, 39203568, 49004460, 65339280, 98008920, 196017840]

約数ペア:

[(1, 196017840), (2, 98008920), (3, 65339280), (4, 49004460), (5, 39203568), (6, 32669640), (8, 24502230), (9, 21779760), (10, 19601784), (12, 16334820), (15, 13067856), (16, 12251115), (18, 10889880), (20, 9800892), (24, 8167410), (27, 7259920), (30, 6533928), (36, 5444940), (40, 4900446), (45, 4355952), (48, 4083705), (54, 3629960), (60, 3266964), (72, 2722470), (80, 2450223), (90, 2177976), (108, 1814980), (120, 1633482), (135, 1451984), (144, 1361235), (180, 1088988), (216, 907490), (240, 816741), (270, 725992), (360, 544494), (432, 453745), (540, 362996), (720, 272247), (1080, 181498), (2160, 90749)]