291270780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{55799}}^1$

素因数の和:55843

約数の個数: 72

約数和(自身を含む): 914004000

約数和(自身を除く): 622733220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 145, 174, 180, 261, 290, 348, 435, 522, 580, 870, 1044, 1305, 1740, 2610, 5220, 55799, 111598, 167397, 223196, 278995, 334794, 502191, 557990, 669588, 836985, 1004382, 1115980, 1618171, 1673970, 2008764, 2510955, 3236342, 3347940, 4854513, 5021910, 6472684, 8090855, 9709026, 10043820, 14563539, 16181710, 19418052, 24272565, 29127078, 32363420, 48545130, 58254156, 72817695, 97090260, 145635390, 291270780]

約数ペア:

[(1, 291270780), (2, 145635390), (3, 97090260), (4, 72817695), (5, 58254156), (6, 48545130), (9, 32363420), (10, 29127078), (12, 24272565), (15, 19418052), (18, 16181710), (20, 14563539), (29, 10043820), (30, 9709026), (36, 8090855), (45, 6472684), (58, 5021910), (60, 4854513), (87, 3347940), (90, 3236342), (116, 2510955), (145, 2008764), (174, 1673970), (180, 1618171), (261, 1115980), (290, 1004382), (348, 836985), (435, 669588), (522, 557990), (580, 502191), (870, 334794), (1044, 278995), (1305, 223196), (1740, 167397), (2610, 111598), (5220, 55799)]