61701960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{431}}^1\times {\mathrm{1193}}^1$

素因数の和:1638

約数の個数: 64

約数和(自身を含む): 185690880

約数和(自身を除く): 123988920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 431, 862, 1193, 1293, 1724, 2155, 2386, 2586, 3448, 3579, 4310, 4772, 5172, 5965, 6465, 7158, 8620, 9544, 10344, 11930, 12930, 14316, 17240, 17895, 23860, 25860, 28632, 35790, 47720, 51720, 71580, 143160, 514183, 1028366, 1542549, 2056732, 2570915, 3085098, 4113464, 5141830, 6170196, 7712745, 10283660, 12340392, 15425490, 20567320, 30850980, 61701960]

約数ペア:

[(1, 61701960), (2, 30850980), (3, 20567320), (4, 15425490), (5, 12340392), (6, 10283660), (8, 7712745), (10, 6170196), (12, 5141830), (15, 4113464), (20, 3085098), (24, 2570915), (30, 2056732), (40, 1542549), (60, 1028366), (120, 514183), (431, 143160), (862, 71580), (1193, 51720), (1293, 47720), (1724, 35790), (2155, 28632), (2386, 25860), (2586, 23860), (3448, 17895), (3579, 17240), (4310, 14316), (4772, 12930), (5172, 11930), (5965, 10344), (6465, 9544), (7158, 8620)]