159455820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{20287}}^1$

素因数の和:20430

約数の個数: 48

約数和(自身を含む): 449906688

約数和(自身を除く): 290450868

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, 20287, 40574, 60861, 81148, 101435, 121722, 202870, 243444, 304305, 405740, 608610, 1217220, 2657597, 5315194, 7972791, 10630388, 13287985, 15945582, 26575970, 31891164, 39863955, 53151940, 79727910, 159455820]

約数ペア:

[(1, 159455820), (2, 79727910), (3, 53151940), (4, 39863955), (5, 31891164), (6, 26575970), (10, 15945582), (12, 13287985), (15, 10630388), (20, 7972791), (30, 5315194), (60, 2657597), (131, 1217220), (262, 608610), (393, 405740), (524, 304305), (655, 243444), (786, 202870), (1310, 121722), (1572, 101435), (1965, 81148), (2620, 60861), (3930, 40574), (7860, 20287)]