303909520

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1\times {\mathrm{617}}^1$

素因数の和:808

約数の個数: 80

約数和(自身を含む): 728310528

約数和(自身を除く): 424401008

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 131, 188, 235, 262, 376, 470, 524, 617, 655, 752, 940, 1048, 1234, 1310, 1880, 2096, 2468, 2620, 3085, 3760, 4936, 5240, 6157, 6170, 9872, 10480, 12314, 12340, 24628, 24680, 28999, 30785, 49256, 49360, 57998, 61570, 80827, 98512, 115996, 123140, 144995, 161654, 231992, 246280, 289990, 323308, 404135, 463984, 492560, 579980, 646616, 808270, 1159960, 1293232, 1616540, 2319920, 3233080, 3798869, 6466160, 7597738, 15195476, 18994345, 30390952, 37988690, 60781904, 75977380, 151954760, 303909520]

約数ペア:

[(1, 303909520), (2, 151954760), (4, 75977380), (5, 60781904), (8, 37988690), (10, 30390952), (16, 18994345), (20, 15195476), (40, 7597738), (47, 6466160), (80, 3798869), (94, 3233080), (131, 2319920), (188, 1616540), (235, 1293232), (262, 1159960), (376, 808270), (470, 646616), (524, 579980), (617, 492560), (655, 463984), (752, 404135), (940, 323308), (1048, 289990), (1234, 246280), (1310, 231992), (1880, 161654), (2096, 144995), (2468, 123140), (2620, 115996), (3085, 98512), (3760, 80827), (4936, 61570), (5240, 57998), (6157, 49360), (6170, 49256), (9872, 30785), (10480, 28999), (12314, 24680), (12340, 24628)]