181753164

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{6481}}^1$

素因数の和:6551

約数の個数: 72

約数和(自身を含む): 495484080

約数和(自身を除く): 313730916

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, 684, 738, 779, 1476, 1558, 2337, 3116, 4674, 6481, 7011, 9348, 12962, 14022, 19443, 25924, 28044, 38886, 58329, 77772, 116658, 123139, 233316, 246278, 265721, 369417, 492556, 531442, 738834, 797163, 1062884, 1108251, 1477668, 1594326, 2216502, 2391489, 3188652, 4433004, 4782978, 5048699, 9565956, 10097398, 15146097, 20194796, 30292194, 45438291, 60584388, 90876582, 181753164]

約数ペア:

[(1, 181753164), (2, 90876582), (3, 60584388), (4, 45438291), (6, 30292194), (9, 20194796), (12, 15146097), (18, 10097398), (19, 9565956), (36, 5048699), (38, 4782978), (41, 4433004), (57, 3188652), (76, 2391489), (82, 2216502), (114, 1594326), (123, 1477668), (164, 1108251), (171, 1062884), (228, 797163), (246, 738834), (342, 531442), (369, 492556), (492, 369417), (684, 265721), (738, 246278), (779, 233316), (1476, 123139), (1558, 116658), (2337, 77772), (3116, 58329), (4674, 38886), (6481, 28044), (7011, 25924), (9348, 19443), (12962, 14022)]