72012272

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1$

素因数の和:246

約数の個数: 80

約数和(自身を含む): 155561472

約数和(自身を除く): 83549200

約数列:

[1, 2, 4, 8, 16, 17, 34, 43, 47, 68, 86, 94, 131, 136, 172, 188, 262, 272, 344, 376, 524, 688, 731, 752, 799, 1048, 1462, 1598, 2021, 2096, 2227, 2924, 3196, 4042, 4454, 5633, 5848, 6157, 6392, 8084, 8908, 11266, 11696, 12314, 12784, 16168, 17816, 22532, 24628, 32336, 34357, 35632, 45064, 49256, 68714, 90128, 95761, 98512, 104669, 137428, 191522, 209338, 264751, 274856, 383044, 418676, 529502, 549712, 766088, 837352, 1059004, 1532176, 1674704, 2118008, 4236016, 4500767, 9001534, 18003068, 36006136, 72012272]

約数ペア:

[(1, 72012272), (2, 36006136), (4, 18003068), (8, 9001534), (16, 4500767), (17, 4236016), (34, 2118008), (43, 1674704), (47, 1532176), (68, 1059004), (86, 837352), (94, 766088), (131, 549712), (136, 529502), (172, 418676), (188, 383044), (262, 274856), (272, 264751), (344, 209338), (376, 191522), (524, 137428), (688, 104669), (731, 98512), (752, 95761), (799, 90128), (1048, 68714), (1462, 49256), (1598, 45064), (2021, 35632), (2096, 34357), (2227, 32336), (2924, 24628), (3196, 22532), (4042, 17816), (4454, 16168), (5633, 12784), (5848, 12314), (6157, 11696), (6392, 11266), (8084, 8908)]