220056420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{27997}}^1$

素因数の和:28140

約数の個数: 48

約数和(自身を含む): 620883648

約数和(自身を除く): 400827228

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 131, 262, 393, 524, 655, 786, 1310, 1572, 1965, 2620, 3930, 7860, 27997, 55994, 83991, 111988, 139985, 167982, 279970, 335964, 419955, 559940, 839910, 1679820, 3667607, 7335214, 11002821, 14670428, 18338035, 22005642, 36676070, 44011284, 55014105, 73352140, 110028210, 220056420]

約数ペア:

[(1, 220056420), (2, 110028210), (3, 73352140), (4, 55014105), (5, 44011284), (6, 36676070), (10, 22005642), (12, 18338035), (15, 14670428), (20, 11002821), (30, 7335214), (60, 3667607), (131, 1679820), (262, 839910), (393, 559940), (524, 419955), (655, 335964), (786, 279970), (1310, 167982), (1572, 139985), (1965, 111988), (2620, 83991), (3930, 55994), (7860, 27997)]