15620508

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{557}}^1$

素因数の和:627

約数の個数: 72

約数和(自身を含む): 42653520

約数和(自身を除く): 27033012

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 41, 57, 76, 82, 114, 123, 164, 171, 228, 246, 342, 369, 492, 557, 684, 738, 779, 1114, 1476, 1558, 1671, 2228, 2337, 3116, 3342, 4674, 5013, 6684, 7011, 9348, 10026, 10583, 14022, 20052, 21166, 22837, 28044, 31749, 42332, 45674, 63498, 68511, 91348, 95247, 126996, 137022, 190494, 205533, 274044, 380988, 411066, 433903, 822132, 867806, 1301709, 1735612, 2603418, 3905127, 5206836, 7810254, 15620508]

約数ペア:

[(1, 15620508), (2, 7810254), (3, 5206836), (4, 3905127), (6, 2603418), (9, 1735612), (12, 1301709), (18, 867806), (19, 822132), (36, 433903), (38, 411066), (41, 380988), (57, 274044), (76, 205533), (82, 190494), (114, 137022), (123, 126996), (164, 95247), (171, 91348), (228, 68511), (246, 63498), (342, 45674), (369, 42332), (492, 31749), (557, 28044), (684, 22837), (738, 21166), (779, 20052), (1114, 14022), (1476, 10583), (1558, 10026), (1671, 9348), (2228, 7011), (2337, 6684), (3116, 5013), (3342, 4674)]