989604180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{433}}^1\times {\mathrm{12697}}^1$

素因数の和:13145

約数の個数: 72

約数和(自身を含む): 3008968872

約数和(自身を除く): 2019364692

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 433, 866, 1299, 1732, 2165, 2598, 3897, 4330, 5196, 6495, 7794, 8660, 12697, 12990, 15588, 19485, 25394, 25980, 38091, 38970, 50788, 63485, 76182, 77940, 114273, 126970, 152364, 190455, 228546, 253940, 380910, 457092, 571365, 761820, 1142730, 2285460, 5497801, 10995602, 16493403, 21991204, 27489005, 32986806, 49480209, 54978010, 65973612, 82467015, 98960418, 109956020, 164934030, 197920836, 247401045, 329868060, 494802090, 989604180]

約数ペア:

[(1, 989604180), (2, 494802090), (3, 329868060), (4, 247401045), (5, 197920836), (6, 164934030), (9, 109956020), (10, 98960418), (12, 82467015), (15, 65973612), (18, 54978010), (20, 49480209), (30, 32986806), (36, 27489005), (45, 21991204), (60, 16493403), (90, 10995602), (180, 5497801), (433, 2285460), (866, 1142730), (1299, 761820), (1732, 571365), (2165, 457092), (2598, 380910), (3897, 253940), (4330, 228546), (5196, 190455), (6495, 152364), (7794, 126970), (8660, 114273), (12697, 77940), (12990, 76182), (15588, 63485), (19485, 50788), (25394, 38970), (25980, 38091)]