215571960

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{281}}^1\times {\mathrm{2131}}^1$

素因数の和:2429

約数の個数: 96

約数和(自身を含む): 703432080

約数和(自身を除く): 487860120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 281, 360, 562, 843, 1124, 1405, 1686, 2131, 2248, 2529, 2810, 3372, 4215, 4262, 5058, 5620, 6393, 6744, 8430, 8524, 10116, 10655, 11240, 12645, 12786, 16860, 17048, 19179, 20232, 21310, 25290, 25572, 31965, 33720, 38358, 42620, 50580, 51144, 63930, 76716, 85240, 95895, 101160, 127860, 153432, 191790, 255720, 383580, 598811, 767160, 1197622, 1796433, 2395244, 2994055, 3592866, 4790488, 5389299, 5988110, 7185732, 8982165, 10778598, 11976220, 14371464, 17964330, 21557196, 23952440, 26946495, 35928660, 43114392, 53892990, 71857320, 107785980, 215571960]

約数ペア:

[(1, 215571960), (2, 107785980), (3, 71857320), (4, 53892990), (5, 43114392), (6, 35928660), (8, 26946495), (9, 23952440), (10, 21557196), (12, 17964330), (15, 14371464), (18, 11976220), (20, 10778598), (24, 8982165), (30, 7185732), (36, 5988110), (40, 5389299), (45, 4790488), (60, 3592866), (72, 2994055), (90, 2395244), (120, 1796433), (180, 1197622), (281, 767160), (360, 598811), (562, 383580), (843, 255720), (1124, 191790), (1405, 153432), (1686, 127860), (2131, 101160), (2248, 95895), (2529, 85240), (2810, 76716), (3372, 63930), (4215, 51144), (4262, 50580), (5058, 42620), (5620, 38358), (6393, 33720), (6744, 31965), (8430, 25572), (8524, 25290), (10116, 21310), (10655, 20232), (11240, 19179), (12645, 17048), (12786, 16860)]