15120390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{647}}^1$

素因数の和:717

約数の個数: 64

約数和(自身を含む): 39191040

約数和(自身を除く): 24070650

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 41, 57, 82, 95, 114, 123, 190, 205, 246, 285, 410, 570, 615, 647, 779, 1230, 1294, 1558, 1941, 2337, 3235, 3882, 3895, 4674, 6470, 7790, 9705, 11685, 12293, 19410, 23370, 24586, 26527, 36879, 53054, 61465, 73758, 79581, 122930, 132635, 159162, 184395, 265270, 368790, 397905, 504013, 795810, 1008026, 1512039, 2520065, 3024078, 5040130, 7560195, 15120390]

約数ペア:

[(1, 15120390), (2, 7560195), (3, 5040130), (5, 3024078), (6, 2520065), (10, 1512039), (15, 1008026), (19, 795810), (30, 504013), (38, 397905), (41, 368790), (57, 265270), (82, 184395), (95, 159162), (114, 132635), (123, 122930), (190, 79581), (205, 73758), (246, 61465), (285, 53054), (410, 36879), (570, 26527), (615, 24586), (647, 23370), (779, 19410), (1230, 12293), (1294, 11685), (1558, 9705), (1941, 7790), (2337, 6470), (3235, 4674), (3882, 3895)]