258515760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{457}}^1\times {\mathrm{2357}}^1$

素因数の和:2830

約数の個数: 80

約数和(自身を含む): 803493216

約数和(自身を除く): 544977456

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 457, 914, 1371, 1828, 2285, 2357, 2742, 3656, 4570, 4714, 5484, 6855, 7071, 7312, 9140, 9428, 10968, 11785, 13710, 14142, 18280, 18856, 21936, 23570, 27420, 28284, 35355, 36560, 37712, 47140, 54840, 56568, 70710, 94280, 109680, 113136, 141420, 188560, 282840, 565680, 1077149, 2154298, 3231447, 4308596, 5385745, 6462894, 8617192, 10771490, 12925788, 16157235, 17234384, 21542980, 25851576, 32314470, 43085960, 51703152, 64628940, 86171920, 129257880, 258515760]

約数ペア:

[(1, 258515760), (2, 129257880), (3, 86171920), (4, 64628940), (5, 51703152), (6, 43085960), (8, 32314470), (10, 25851576), (12, 21542980), (15, 17234384), (16, 16157235), (20, 12925788), (24, 10771490), (30, 8617192), (40, 6462894), (48, 5385745), (60, 4308596), (80, 3231447), (120, 2154298), (240, 1077149), (457, 565680), (914, 282840), (1371, 188560), (1828, 141420), (2285, 113136), (2357, 109680), (2742, 94280), (3656, 70710), (4570, 56568), (4714, 54840), (5484, 47140), (6855, 37712), (7071, 36560), (7312, 35355), (9140, 28284), (9428, 27420), (10968, 23570), (11785, 21936), (13710, 18856), (14142, 18280)]