15293404

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{89}}^1$

素因数の和:155

約数の個数: 72

約数和(自身を含む): 34564320

約数和(自身を除く): 19270916

約数列:

[1, 2, 4, 7, 14, 17, 19, 28, 34, 38, 68, 76, 89, 119, 133, 178, 238, 266, 323, 356, 361, 476, 532, 623, 646, 722, 1246, 1292, 1444, 1513, 1691, 2261, 2492, 2527, 3026, 3382, 4522, 5054, 6052, 6137, 6764, 9044, 10108, 10591, 11837, 12274, 21182, 23674, 24548, 28747, 32129, 42364, 42959, 47348, 57494, 64258, 85918, 114988, 128516, 171836, 201229, 224903, 402458, 449806, 546193, 804916, 899612, 1092386, 2184772, 3823351, 7646702, 15293404]

約数ペア:

[(1, 15293404), (2, 7646702), (4, 3823351), (7, 2184772), (14, 1092386), (17, 899612), (19, 804916), (28, 546193), (34, 449806), (38, 402458), (68, 224903), (76, 201229), (89, 171836), (119, 128516), (133, 114988), (178, 85918), (238, 64258), (266, 57494), (323, 47348), (356, 42959), (361, 42364), (476, 32129), (532, 28747), (623, 24548), (646, 23674), (722, 21182), (1246, 12274), (1292, 11837), (1444, 10591), (1513, 10108), (1691, 9044), (2261, 6764), (2492, 6137), (2527, 6052), (3026, 5054), (3382, 4522)]