278344164

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{769}}^1$

素因数の和:953

約数の個数: 96

約数和(自身を含む): 772710400

約数和(自身を除く): 494366236

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 31, 42, 62, 84, 93, 124, 139, 186, 217, 278, 372, 417, 434, 556, 651, 769, 834, 868, 973, 1302, 1538, 1668, 1946, 2307, 2604, 2919, 3076, 3892, 4309, 4614, 5383, 5838, 8618, 9228, 10766, 11676, 12927, 16149, 17236, 21532, 23839, 25854, 30163, 32298, 47678, 51708, 60326, 64596, 71517, 90489, 95356, 106891, 120652, 143034, 166873, 180978, 213782, 286068, 320673, 333746, 361956, 427564, 500619, 641346, 667492, 748237, 1001238, 1282692, 1496474, 2002476, 2244711, 2992948, 3313621, 4489422, 6627242, 8978844, 9940863, 13254484, 19881726, 23195347, 39763452, 46390694, 69586041, 92781388, 139172082, 278344164]

約数ペア:

[(1, 278344164), (2, 139172082), (3, 92781388), (4, 69586041), (6, 46390694), (7, 39763452), (12, 23195347), (14, 19881726), (21, 13254484), (28, 9940863), (31, 8978844), (42, 6627242), (62, 4489422), (84, 3313621), (93, 2992948), (124, 2244711), (139, 2002476), (186, 1496474), (217, 1282692), (278, 1001238), (372, 748237), (417, 667492), (434, 641346), (556, 500619), (651, 427564), (769, 361956), (834, 333746), (868, 320673), (973, 286068), (1302, 213782), (1538, 180978), (1668, 166873), (1946, 143034), (2307, 120652), (2604, 106891), (2919, 95356), (3076, 90489), (3892, 71517), (4309, 64596), (4614, 60326), (5383, 51708), (5838, 47678), (8618, 32298), (9228, 30163), (10766, 25854), (11676, 23839), (12927, 21532), (16149, 17236)]