66215640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{2801}}^1$

素因数の和:3012

約数の個数: 64

約数和(自身を含む): 199726560

約数和(自身を除く): 133510920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 197, 394, 591, 788, 985, 1182, 1576, 1970, 2364, 2801, 2955, 3940, 4728, 5602, 5910, 7880, 8403, 11204, 11820, 14005, 16806, 22408, 23640, 28010, 33612, 42015, 56020, 67224, 84030, 112040, 168060, 336120, 551797, 1103594, 1655391, 2207188, 2758985, 3310782, 4414376, 5517970, 6621564, 8276955, 11035940, 13243128, 16553910, 22071880, 33107820, 66215640]

約数ペア:

[(1, 66215640), (2, 33107820), (3, 22071880), (4, 16553910), (5, 13243128), (6, 11035940), (8, 8276955), (10, 6621564), (12, 5517970), (15, 4414376), (20, 3310782), (24, 2758985), (30, 2207188), (40, 1655391), (60, 1103594), (120, 551797), (197, 336120), (394, 168060), (591, 112040), (788, 84030), (985, 67224), (1182, 56020), (1576, 42015), (1970, 33612), (2364, 28010), (2801, 23640), (2955, 22408), (3940, 16806), (4728, 14005), (5602, 11820), (5910, 11204), (7880, 8403)]